{"id":191000,"date":"2026-05-10T23:00:48","date_gmt":"2026-05-10T16:00:48","guid":{"rendered":"https:\/\/maotrung.com\/blogs\/?p=191000"},"modified":"2026-05-19T23:01:01","modified_gmt":"2026-05-19T16:01:01","slug":"cach-tinh-m2-gach-40x40","status":"publish","type":"post","link":"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000","title":{"rendered":"C\u00e1ch t\u00ednh m2 g\u1ea1ch 40&#215;40 chu\u1ea9n x\u00e1c, ti\u1ebft ki\u1ec7m chi ph\u00ed thi c\u00f4ng"},"content":{"rendered":"<p style=\"text-align: justify;\">T\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t g\u1ea1ch gi\u1eefa ch\u1eebng kh\u00f4ng ch\u1ec9 l\u00e0m ch\u1eadm ti\u1ebfn \u0111\u1ed9 m\u00e0 c\u00f2n g\u00e2y nguy c\u01a1 l\u1ec7ch m\u00e0u, do ph\u1ea3i mua b\u1ed5 sung g\u1ea1ch t\u1eeb c\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t kh\u00e1c nhau. \u0110\u1ec3 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c chi ph\u00ed v\u1eadt t\u01b0, ng\u01b0\u1eddi mua h\u00e0ng c\u1ea7n n\u1eafm r\u00f5 c\u00f4ng th\u1ee9c to\u00e1n h\u1ecdc v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang h\u1ec7 s\u1ed1 hao h\u1ee5t thi c\u00f4ng. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p c\u00e1ch t\u00ednh m2 g\u1ea1ch 40&#215;40 chu\u1ea9n x\u00e1c, k\u00e8m theo \u0111\u1ecbnh m\u1ee9c hao h\u1ee5t th\u1ef1c t\u1ebf t\u1eeb k\u1ef9 s\u01b0 d\u1ef1 to\u00e1n, gi\u00fap b\u1ea1n t\u1ed1i \u01b0u ng\u00e2n s\u00e1ch ngay t\u1eeb kh\u00e2u chu\u1ea9n b\u1ecb.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_78 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#Nhung_diem_chinh\" >Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#1_Quy_cach_dong_goi_gach_lat_nen_40%C3%9740_chuan_xac\" >1. Quy c\u00e1ch \u0111\u00f3ng g\u00f3i g\u1ea1ch l\u00e1t n\u1ec1n 40&#215;40 chu\u1ea9n x\u00e1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#2_Huong_dan_cach_tinh_m2_gach_40%C3%9740_chi_tiet\" >2. H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ednh m2 g\u1ea1ch 40&#215;40 chi ti\u1ebft<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#21_Tinh_dien_tich_nen_thuc_te\" >2.1. T\u00ednh di\u1ec7n t\u00edch n\u1ec1n th\u1ef1c t\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#22_Ap_dung_cong_thuc_quy_doi_so_luong\" >2.2. \u00c1p d\u1ee5ng c\u00f4ng th\u1ee9c quy \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee3ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#3_Bai_toan_hao_hut_thi_cong_va_gach_40%C3%9740_op_len_chan_tuong\" >3. B\u00e0i to\u00e1n hao h\u1ee5t thi c\u00f4ng v\u00e0 g\u1ea1ch 40&#215;40 \u1ed1p len ch\u00e2n t\u01b0\u1eddng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#31_He_so_hao_hut_thi_cong_thuc_te\" >3.1. H\u1ec7 s\u1ed1 hao h\u1ee5t thi c\u00f4ng th\u1ef1c t\u1ebf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#32_Cong_thuc_boc_tach_khoi_luong_gach_40%C3%9740_len_tuong\" >3.2. C\u00f4ng th\u1ee9c b\u00f3c t\u00e1ch kh\u1ed1i l\u01b0\u1ee3ng g\u1ea1ch 40&#215;40 len t\u01b0\u1eddng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#4_Bang_tra_cuu_du_toan_gach_40%C3%9740_theo_dien_tich_phong\" >4. B\u1ea3ng tra c\u1ee9u d\u1ef1 to\u00e1n g\u1ea1ch 40&#215;40 theo di\u1ec7n t\u00edch ph\u00f2ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#5_Giai_phap_cung_ung_vat_lieu_op_lat_tu_Mao_Trung_Home\" >5. Gi\u1ea3i ph\u00e1p cung \u1ee9ng v\u1eadt li\u1ec7u \u1ed1p l\u00e1t t\u1eeb Mao Trung Home<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#6_Mot_so_cau_hoi_lien_quan_thuong_gap\" >6. M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi li\u00ean quan th\u01b0\u1eddng g\u1eb7p<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#61_Chieu_day_mach_vua_chuan_khi_thi_cong_gach_40%C3%9740_la_bao_nhieu\" >6.1. Chi\u1ec1u d\u00e0y m\u1ea1ch v\u1eefa chu\u1ea9n khi thi c\u00f4ng g\u1ea1ch 40&#215;40 l\u00e0 bao nhi\u00eau?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#62_Nen_dung_gach_40%C3%9740_Ceramic_hay_Granite_cho_nha_ve_sinh\" >6.2. N\u00ean d\u00f9ng g\u1ea1ch 40&#215;40 Ceramic hay Granite cho nh\u00e0 v\u1ec7 sinh?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cach-tinh-m2-gach-40x40-191000\/#63_Lam_sao_de_xu_ly_phan_gach_40%C3%9740_thua_sau_khi_thi_cong\" >6.3. L\u00e0m sao \u0111\u1ec3 x\u1eed l\u00fd ph\u1ea7n g\u1ea1ch 40&#215;40 th\u1eeba sau khi thi c\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Nhung_diem_chinh\"><\/span><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<blockquote>\n<ul>\n<li style=\"text-align: justify;\">Quy c\u00e1ch chu\u1ea9n c\u1ee7a 1 th\u00f9ng g\u1ea1ch 40&#215;40 l\u00e0 6 vi\u00ean, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 0.96m\u00b2. C\u00f4ng th\u1ee9c t\u00ednh: S\u1ed1 th\u00f9ng = Di\u1ec7n t\u00edch n\u1ec1n th\u1ef1c t\u1ebf \/ 0.96.<\/li>\n<li style=\"text-align: justify;\">N\u00ean c\u1ed9ng th\u00eam 5% &#8211; 15% h\u1ec7 s\u1ed1 hao h\u1ee5t v\u1eadt t\u01b0 \u0111\u1ec3 b\u00f9 tr\u1eeb cho c\u00e1c v\u1ecb tr\u00ed c\u1eaft m\u00f2i, bo g\u00f3c ho\u1eb7c n\u1ee9t v\u1ee1.<\/li>\n<li style=\"text-align: justify;\">N\u1ebfu t\u1eadn d\u1ee5ng g\u1ea1ch l\u00e0m len ch\u00e2n t\u01b0\u1eddng, h\u00e3y nh\u1edb 1 vi\u00ean 40&#215;40 s\u1ebd c\u1eaft \u0111\u01b0\u1ee3c 4 thanh len (k\u00edch th\u01b0\u1edbc 10x40cm) \u0111\u1ec3 d\u1ef1 to\u00e1n th\u00eam.<\/li>\n<li style=\"text-align: justify;\">\u01afu ti\u00ean g\u1ea1ch Granite nh\u00e1m cho khu v\u1ef1c \u1ea9m \u01b0\u1edbt. Thi c\u00f4ng c\u1ea7n d\u00f9ng ke c\u00e2n b\u1eb1ng 1.5-2mm \u0111\u1ec3 m\u1ea1ch v\u1eefa chu\u1ea9n v\u00e0 ch\u1ed1ng ph\u1ed3ng r\u1ed9p.<\/li>\n<li style=\"text-align: justify;\">Lu\u00f4n mua d\u01b0 v\u00e0 l\u01b0u kho 1-2 th\u00f9ng g\u1ea1ch nguy\u00ean b\u1ea3n \u0111\u1ec3 d\u1ef1 ph\u00f2ng s\u1eeda ch\u1eefa, gi\u00fap tr\u00e1nh r\u1ee7i ro l\u1ec7ch m\u00e0u kh\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t.<\/li>\n<\/ul>\n<\/blockquote>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"1_Quy_cach_dong_goi_gach_lat_nen_40%C3%9740_chuan_xac\"><\/span><strong>1. Quy c\u00e1ch \u0111\u00f3ng g\u00f3i g\u1ea1ch l\u00e1t n\u1ec1n 40&#215;40 chu\u1ea9n x\u00e1c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">\u0110\u1ec3 t\u00ednh to\u00e1n ch\u00ednh x\u00e1c s\u1ed1 l\u01b0\u1ee3ng v\u1eadt t\u01b0, b\u1ea1n c\u1ea7n n\u1eafm r\u00f5 quy c\u00e1ch \u0111\u00f3ng g\u00f3i <a href=\"https:\/\/maotrung.com\/gach\" target=\"_blank\" rel=\"noopener\">g\u1ea1ch<\/a> t\u1eeb nh\u00e0 m\u00e1y. Vi\u1ec7c hi\u1ec3u sai th\u00f4ng s\u1ed1 c\u01a1 b\u1ea3n n\u00e0y s\u1ebd d\u1eabn \u0111\u1ebfn sai l\u1ec7ch l\u1edbn trong b\u1ea3ng d\u1ef1 to\u00e1n t\u1ed5ng.<\/p>\n<p style=\"text-align: justify;\">Th\u00f4ng s\u1ed1 ti\u00eau chu\u1ea9n c\u1ee7a 1 th\u00f9ng g\u1ea1ch 40&#215;40 hi\u1ec7n nay:<\/p>\n<ul style=\"text-align: justify;\">\n<li><strong>S\u1ed1 l\u01b0\u1ee3ng:<\/strong> 1 h\u1ed9p bao g\u1ed3m 6 vi\u00ean g\u1ea1ch.<\/li>\n<li><strong>Di\u1ec7n t\u00edch:<\/strong> T\u1ed5ng di\u1ec7n t\u00edch 1 h\u1ed9p l\u00e0 0.96m2.<\/li>\n<li><strong>Tr\u1ecdng l\u01b0\u1ee3ng:<\/strong> Dao \u0111\u1ed9ng 16-18kg\/h\u1ed9p t\u00f9y thu\u1ed9c v\u00e0o x\u01b0\u01a1ng <a href=\"https:\/\/maotrung.com\/blogs\/kien-thuc-chung\/gach-ceramic-la-gi-47128\" target=\"_blank\" rel=\"noopener\">g\u1ea1ch Ceramic<\/a> hay <a href=\"https:\/\/maotrung.com\/blogs\/kien-thuc-chung\/gach-granite-la-gi-47129\" target=\"_blank\" rel=\"noopener\">g\u1ea1ch Granite<\/a>.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">C\u1ea7n l\u01b0u \u00fd kh\u00f4ng n\u00ean l\u00e0m tr\u00f2n 1 th\u00f9ng g\u1ea1ch 40&#215;40 b\u1eb1ng 1m2 khi b\u00f3c t\u00e1ch kh\u1ed1i l\u01b0\u1ee3ng. Khi nh\u00e2n l\u00ean v\u1edbi di\u1ec7n t\u00edch s\u00e0n l\u1edbn, s\u1ef1 ch\u00eanh l\u1ec7ch 0.04m2 m\u1ed7i th\u00f9ng s\u1ebd c\u1ed9ng d\u1ed3n, g\u00e2y ra t\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t v\u1eadt t\u01b0 nghi\u00eam tr\u1ecdng v\u00e0o cu\u1ed1i giai \u0111o\u1ea1n l\u00e1t n\u1ec1n.<\/p>\n<figure id=\"attachment_191006\" aria-describedby=\"caption-attachment-191006\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-191006\" src=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-1.jpg\" alt=\"Quy c\u00e1ch \u0111\u00f3ng g\u00f3i g\u1ea1ch l\u00e1t n\u1ec1n 40x40 chu\u1ea9n x\u00e1c\" width=\"800\" height=\"450\" srcset=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-1.jpg 800w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-1-300x169.jpg 300w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-1-768x432.jpg 768w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-1-600x338.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-191006\" class=\"wp-caption-text\">\u0110\u00f3ng g\u00f3i g\u1ea1ch l\u00e1t n\u1ec1n 40&#215;40 chu\u1ea9n x\u00e1c<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"2_Huong_dan_cach_tinh_m2_gach_40%C3%9740_chi_tiet\"><\/span><strong>2. H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ednh m2 g\u1ea1ch 40&#215;40 chi ti\u1ebft<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"21_Tinh_dien_tich_nen_thuc_te\"><\/span><strong>2.1. T\u00ednh di\u1ec7n t\u00edch n\u1ec1n th\u1ef1c t\u1ebf<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">C\u00f4ng th\u1ee9c t\u00ednh di\u1ec7n t\u00edch: <strong>Di\u1ec7n t\u00edch c\u1ea7n l\u00e1t = (Chi\u1ec1u d\u00e0i x Chi\u1ec1u r\u1ed9ng) &#8211; (Di\u1ec7n t\u00edch d\u1ea7m c\u1ed9t + G\u00f3c ch\u1ebft kh\u00f4ng l\u00e1t g\u1ea1ch)<\/strong><\/p>\n<p style=\"text-align: justify;\">Thay v\u00ec ch\u1ec9 b\u00e1m s\u00e1t b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf s\u01a1 b\u1ed9, k\u1ef9 s\u01b0 khuy\u00ean b\u1ea1n n\u00ean ti\u1ebfn h\u00e0nh \u0111o \u0111\u1ea1c th\u1ef1c t\u1ebf t\u1ea1i c\u00f4ng tr\u01b0\u1eddng. Vi\u1ec7c \u0111o l\u1ea1i k\u00edch th\u01b0\u1edbc gi\u00fap ph\u00e1t hi\u1ec7n c\u00e1c sai l\u1ec7ch do l\u1edbp v\u1eefa tr\u00e1t t\u01b0\u1eddng d\u00e0y h\u01a1n d\u1ef1 ki\u1ebfn, \u0111\u1ea3m b\u1ea3o con s\u1ed1 di\u1ec7n t\u00edch c\u1ea7n l\u00e1t s\u00e1t v\u1edbi th\u1ef1c t\u1ebf nh\u1ea5t.<\/p>\n<figure id=\"attachment_191007\" aria-describedby=\"caption-attachment-191007\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-191007\" src=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-2.jpg\" alt=\"C\u00e1ch t\u00ednh di\u1ec7n t\u00edch n\u1ec1n th\u1ef1c t\u1ebf\" width=\"800\" height=\"450\" srcset=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-2.jpg 800w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-2-300x169.jpg 300w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-2-768x432.jpg 768w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-2-600x338.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-191007\" class=\"wp-caption-text\">C\u00e1ch t\u00ednh di\u1ec7n t\u00edch n\u1ec1n th\u1ef1c t\u1ebf<\/figcaption><\/figure>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"22_Ap_dung_cong_thuc_quy_doi_so_luong\"><\/span><strong>2.2. \u00c1p d\u1ee5ng c\u00f4ng th\u1ee9c quy \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee3ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 quy \u0111\u1ed5i m2 g\u1ea1ch l\u00e1t n\u1ec1n 40&#215;40 theo s\u1ed1 vi\u00ean ho\u1eb7c s\u1ed1 th\u00f9ng. T\u00ednh theo vi\u00ean ph\u00f9 h\u1ee3p cho c\u00e1c khu v\u1ef1c di\u1ec7n t\u00edch nh\u1ecf ho\u1eb7c s\u1eeda ch\u1eefa c\u1ee5c b\u1ed9. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n l\u1edbn ho\u1eb7c l\u00e1t to\u00e0n b\u1ed9 n\u1ec1n nh\u00e0, t\u00ednh theo th\u00f9ng h\u1ed9p l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u1ed1i \u01b0u \u0111\u1ec3 d\u1ec5 d\u00e0ng \u0111\u1eb7t h\u00e0ng.<\/p>\n<p style=\"text-align: justify;\">C\u00f4ng th\u1ee9c t\u00ednh s\u1ed1 l\u01b0\u1ee3ng h\u1ed9p g\u1ea1ch: <strong>S\u1ed1 th\u00f9ng c\u1ea7n mua = Di\u1ec7n t\u00edch n\u1ec1n \/ 0.96<\/strong><\/p>\n<p style=\"text-align: justify;\"><strong>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf:<\/strong> M\u1ed9t c\u0103n ph\u00f2ng c\u00f3 k\u00edch th\u01b0\u1edbc 5x4m, di\u1ec7n t\u00edch c\u1ea7n l\u00e1t l\u00e0 20m2. T\u00ednh to\u00e1n: 20 \/ 0.96 = 20.83 th\u00f9ng. K\u1ebft qu\u1ea3 l\u00e0m tr\u00f2n: D\u1ef1 \u00e1n c\u1ea7n s\u1eed d\u1ee5ng 21 th\u00f9ng g\u1ea1ch Net (ch\u01b0a bao g\u1ed3m hao h\u1ee5t).<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"3_Bai_toan_hao_hut_thi_cong_va_gach_40%C3%9740_op_len_chan_tuong\"><\/span><strong>3. B\u00e0i to\u00e1n hao h\u1ee5t thi c\u00f4ng v\u00e0 g\u1ea1ch 40&#215;40 \u1ed1p len ch\u00e2n t\u01b0\u1eddng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"31_He_so_hao_hut_thi_cong_thuc_te\"><\/span><strong>3.1. H\u1ec7 s\u1ed1 hao h\u1ee5t thi c\u00f4ng th\u1ef1c t\u1ebf<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Nguy\u00ean nh\u00e2n g\u00e2y hao h\u1ee5t g\u1ea1ch \u1ed1p l\u00e1t th\u01b0\u1eddng \u0111\u1ebfn t\u1eeb vi\u1ec7c c\u1eaft m\u00e9p t\u1ea1i c\u00e1c g\u00f3c t\u01b0\u1eddng, kho\u00e9t ph\u1ec5u thu s\u00e0n nh\u00e0 v\u1ec7 sinh, ho\u1eb7c <a href=\"https:\/\/maotrung.com\/gach?view=all&amp;gach-kich-thuoc=gach-kich-thuoc-40-x-40-cm\" target=\"_blank\" rel=\"noopener\">g\u1ea1ch 40&#215;40<\/a> b\u1ecb m\u1ebb v\u1ee1 trong l\u00fac c\u1eaft ron. K\u1ef9 s\u01b0 th\u01b0\u1eddng \u00e1p d\u1ee5ng h\u1ec7 s\u1ed1 co ng\u00f3t an to\u00e0n nh\u01b0 sau:<\/p>\n<ul style=\"text-align: justify;\">\n<li><strong>Kh\u00f4ng gian vu\u00f4ng v\u1ee9c, l\u00e1t th\u1eb3ng<\/strong>: C\u1ed9ng th\u00eam 5% t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng.<\/li>\n<li><strong>Kh\u00f4ng gian x\u00e9o, l\u00e1t x\u01b0\u01a1ng c\u00e1<\/strong>: C\u1ed9ng th\u00eam t\u1eeb 10% \u0111\u1ebfn 15% t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng.<\/li>\n<li><strong>Khu v\u1ef1c nhi\u1ec1u c\u1ed9t, d\u1ea7m c\u1eaft ngang<\/strong>: C\u1ed9ng th\u00eam 7% \u0111\u1ebfn 10%.<\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"32_Cong_thuc_boc_tach_khoi_luong_gach_40%C3%9740_len_tuong\"><\/span><strong>3.2. C\u00f4ng th\u1ee9c b\u00f3c t\u00e1ch kh\u1ed1i l\u01b0\u1ee3ng g\u1ea1ch 40&#215;40 len t\u01b0\u1eddng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Kinh nghi\u1ec7m d\u1ef1 to\u00e1n c\u00f4ng tr\u00ecnh cho th\u1ea5y, th\u1ee3 thi c\u00f4ng th\u01b0\u1eddng c\u1eaft g\u1ea1ch m\u00e9p t\u01b0\u1eddng t\u1eeb ch\u00ednh <a href=\"https:\/\/maotrung.com\/gach-lat-nen\" target=\"_blank\" rel=\"noopener\">g\u1ea1ch l\u00e1t n\u1ec1n<\/a>. T\u1eeb 1 vi\u00ean g\u1ea1ch 40&#215;40, th\u1ee3 c\u00f3 th\u1ec3 c\u1eaft th\u00e0nh 4 thanh len k\u00edch th\u01b0\u1edbc 10&#215;40 \u0111\u1ec3 \u1ed1p ch\u00e2n t\u01b0\u1eddng, t\u1ea1o s\u1ef1 \u0111\u1ed3ng b\u1ed9.<\/p>\n<p style=\"text-align: justify;\"><strong>C\u00f4ng th\u1ee9c t\u00ednh s\u1ed1 l\u01b0\u1ee3ng thanh len:<\/strong> S\u1ed1 vi\u00ean len = (Chu vi ph\u00f2ng &#8211; Chi\u1ec1u r\u1ed9ng c\u1eeda \u0111i) \/ 0.4<\/p>\n<p style=\"text-align: justify;\">Sau khi ra \u0111\u01b0\u1ee3c t\u1ed5ng s\u1ed1 vi\u00ean len, b\u1ea1n l\u1ea5y k\u1ebft qu\u1ea3 chia cho 4. Con s\u1ed1 n\u00e0y ch\u00ednh l\u00e0 s\u1ed1 l\u01b0\u1ee3ng vi\u00ean g\u1ea1ch nguy\u00ean b\u1ea3n 40&#215;40 b\u1ea1n c\u1ea7n mua th\u00eam \u0111\u1ec3 ph\u1ee5c v\u1ee5 ri\u00eang cho h\u1ea1ng m\u1ee5c \u1ed1p ch\u00e2n t\u01b0\u1eddng.<\/p>\n<figure id=\"attachment_191008\" aria-describedby=\"caption-attachment-191008\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-191008\" src=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-3.jpg\" alt=\"C\u00f4ng th\u1ee9c b\u00f3c t\u00e1ch kh\u1ed1i l\u01b0\u1ee3ng g\u1ea1ch 40x40 len t\u01b0\u1eddng\" width=\"800\" height=\"450\" srcset=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-3.jpg 800w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-3-300x169.jpg 300w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-3-768x432.jpg 768w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-3-600x338.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-191008\" class=\"wp-caption-text\">C\u00f4ng th\u1ee9c b\u00f3c t\u00e1ch kh\u1ed1i l\u01b0\u1ee3ng g\u1ea1ch 40&#215;40 len t\u01b0\u1eddng<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"4_Bang_tra_cuu_du_toan_gach_40%C3%9740_theo_dien_tich_phong\"><\/span><strong>4. B\u1ea3ng tra c\u1ee9u d\u1ef1 to\u00e1n g\u1ea1ch 40&#215;40 theo di\u1ec7n t\u00edch ph\u00f2ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">\u0110\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ea3ng d\u1ef1 to\u00e1n v\u1eadt t\u01b0 d\u01b0\u1edbi \u0111\u00e2y. B\u1ea3ng s\u1ed1 li\u1ec7u n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c k\u1ef9 s\u01b0 t\u00ednh to\u00e1n s\u1eb5n, bao g\u1ed3m s\u1ed1 l\u01b0\u1ee3ng th\u1ef1c t\u1ebf v\u00e0 \u0111\u1ecbnh m\u1ee9c c\u1ed9ng th\u00eam 5% hao h\u1ee5t an to\u00e0n cho c\u00e1c kh\u00f4ng gian c\u01a1 b\u1ea3n.<\/p>\n<table class=\"border-collapse table-auto w-full my-4 aligncenter\" style=\"width: 565px; min-width: 75px;\" border=\"1\">\n<colgroup>\n<col style=\"min-width: 25px;\" \/>\n<col style=\"min-width: 25px;\" \/>\n<col style=\"min-width: 25px;\" \/><\/colgroup>\n<tbody>\n<tr class=\"border-b border-border\">\n<th class=\"border border-border bg-muted\/50 text-left font-semibold\" colspan=\"1\" rowspan=\"1\">Di\u1ec7n t\u00edch ph\u00f2ng (m2)<\/th>\n<th class=\"border border-border bg-muted\/50 text-left font-semibold\" colspan=\"1\" rowspan=\"1\">S\u1ed1 th\u00f9ng t\u00ednh to\u00e1n Net<\/th>\n<th class=\"border border-border bg-muted\/50 text-left font-semibold\" colspan=\"1\" rowspan=\"1\">S\u1ed1 th\u00f9ng c\u1ea7n mua (\u0111\u00e3 +5% hao h\u1ee5t)<\/th>\n<\/tr>\n<tr class=\"border-b border-border\">\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">10m2<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">10.4 th\u00f9ng<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">11 th\u00f9ng<\/td>\n<\/tr>\n<tr class=\"border-b border-border\">\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">12m2<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">12.5 th\u00f9ng<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">14 th\u00f9ng<\/td>\n<\/tr>\n<tr class=\"border-b border-border\">\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">15m2<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">15.6 th\u00f9ng<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">17 th\u00f9ng<\/td>\n<\/tr>\n<tr class=\"border-b border-border\">\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">20m2<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">20.8 th\u00f9ng<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">22 th\u00f9ng<\/td>\n<\/tr>\n<tr class=\"border-b border-border\">\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">25m2<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">26.0 th\u00f9ng<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">28 th\u00f9ng<\/td>\n<\/tr>\n<tr class=\"border-b border-border\">\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">30m2<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">31.2 th\u00f9ng<\/td>\n<td class=\"border border-border\" colspan=\"1\" rowspan=\"1\">33 th\u00f9ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure id=\"attachment_191009\" aria-describedby=\"caption-attachment-191009\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-191009\" src=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-4.jpg\" alt=\"B\u1ea3ng tra c\u1ee9u d\u1ef1 to\u00e1n g\u1ea1ch 40x40 theo di\u1ec7n t\u00edch ph\u00f2ng\" width=\"800\" height=\"450\" srcset=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-4.jpg 800w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-4-300x169.jpg 300w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-4-768x432.jpg 768w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-4-600x338.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-191009\" class=\"wp-caption-text\">B\u1ea3ng tra c\u1ee9u d\u1ef1 to\u00e1n g\u1ea1ch 40&#215;40 theo di\u1ec7n t\u00edch ph\u00f2ng<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"5_Giai_phap_cung_ung_vat_lieu_op_lat_tu_Mao_Trung_Home\"><\/span><strong>5. Gi\u1ea3i ph\u00e1p cung \u1ee9ng v\u1eadt li\u1ec7u \u1ed1p l\u00e1t t\u1eeb Mao Trung Home<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Khi d\u1ef1 tr\u00f9 g\u1ea1ch 40&#215;40, m\u1ed9t r\u1ee7i ro l\u1edbn l\u00e0 mua l\u1ebb t\u1ebb t\u1ea1i c\u00e1c \u0111\u1ea1i l\u00fd ph\u00e2n ph\u1ed1i nh\u1ecf d\u1eabn \u0111\u1ebfn thi\u1ebfu h\u00e0ng, ph\u1ea3i nh\u1eadp b\u1ed5 sung kh\u00e1c l\u00f4 xu\u1ea5t x\u01b0\u1edfng. Vi\u1ec7c l\u1ec7ch batch s\u1ea3n xu\u1ea5t khi\u1ebfn n\u1ec1n nh\u00e0 b\u1ecb sai kh\u00e1c v\u1ec1 s\u1eafc \u0111\u1ed9, \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn t\u00ednh th\u1ea9m m\u1ef9 c\u1ee7a c\u00f4ng tr\u00ecnh.<\/p>\n<p style=\"text-align: justify;\">\u0110\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c g\u1ea1ch \u1ed1p l\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ph\u00f9 h\u1ee3p, vi\u1ec7c t\u00ecm \u0111\u1ebfn m\u1ed9t nh\u00e0 cung c\u1ea5p uy t\u00edn v\u1edbi s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. T\u1ea1i Mao Trung Home, ch\u00fang t\u00f4i cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 c\u00e1c d\u00f2ng g\u1ea1ch \u1ed1p l\u00e1t t\u1eeb h\u00e0ng n\u1ed9i \u0111\u1ecba \u0111\u1ebfn nh\u1eadp kh\u1ea9u cao c\u1ea5p \u0111\u1ec3 \u0111\u00e1p \u1ee9ng m\u1ecdi ph\u00e2n kh\u00fac.<\/p>\n<p style=\"text-align: justify;\">V\u1edbi cam k\u1ebft v\u1ec1 s\u1ea3n ph\u1ea9m ch\u00ednh h\u00e3ng, ngu\u1ed3n g\u1ed1c xu\u1ea5t x\u1ee9 r\u00f5 r\u00e0ng, Mao Trung Home t\u1ef1 h\u00e0o l\u00e0 \u0111\u1ed1i t\u00e1c tin c\u1eady c\u1ee7a nhi\u1ec1u ki\u1ebfn tr\u00fac s\u01b0, nh\u00e0 th\u1ea7u v\u00e0 h\u00e0ng ng\u00e0n gia \u0111\u00ecnh Vi\u1ec7t. Ch\u00fang t\u00f4i kh\u00f4ng ch\u1ec9 cung c\u1ea5p s\u1ea3n ph\u1ea9m m\u00e0 c\u00f2n mang \u0111\u1ebfn gi\u1ea3i ph\u00e1p to\u00e0n di\u1ec7n c\u00f9ng d\u1ecbch v\u1ee5 h\u1eadu m\u00e3i t\u1eadn t\u00e2m, gi\u00fap b\u1ea1n ho\u00e0n thi\u1ec7n ng\u00f4i nh\u00e0 m\u01a1 \u01b0\u1edbc.<\/p>\n<p style=\"text-align: justify;\">[\u1ea2nh: \u1ea2nh kho b\u00e3i ho\u1eb7c l\u00f4 h\u00e0ng g\u1ea1ch \u0111\u1ed3ng b\u1ed9 t\u1ea1i si\u00eau th\u1ecb Mao Trung Home, ch\u1ee9ng minh n\u0103ng l\u1ef1c cung \u1ee9ng]\n<p style=\"text-align: justify;\"><strong>Th\u00f4ng tin li\u00ean h\u1ec7 Mao Trung Home:<\/strong><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: justify;\"><strong>Website<\/strong>: <a href=\"https:\/\/maotrung.com\/\" target=\"_blank\" rel=\"noopener\">maotrung.com<\/a><\/li>\n<li style=\"text-align: justify;\"><strong>\u0110\u1ecba ch\u1ec9 showroom<\/strong>: 291 T\u00f4 Hi\u1ebfn Th\u00e0nh, Ph\u01b0\u1eddng H\u00f2a H\u01b0ng, TP.HCM<\/li>\n<li><strong>Hotline<\/strong>: <a href=\"tel:0936363633\" target=\"_blank\" rel=\"noopener\">0936.363.633<\/a><\/li>\n<\/ul>\n<figure id=\"attachment_191010\" aria-describedby=\"caption-attachment-191010\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-191010\" src=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-5.jpg\" alt=\"Gi\u1ea3i ph\u00e1p cung \u1ee9ng v\u1eadt li\u1ec7u \u1ed1p l\u00e1t t\u1eeb Mao Trung Home\" width=\"800\" height=\"450\" srcset=\"https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-5.jpg 800w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-5-300x169.jpg 300w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-5-768x432.jpg 768w, https:\/\/source-maotrung.s3.vn-hcm-1.vietnix.cloud\/wp-content\/uploads\/2026\/05\/cach-tinh-m2-gach-40x40-5-600x338.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-191010\" class=\"wp-caption-text\">Gi\u1ea3i ph\u00e1p cung \u1ee9ng v\u1eadt li\u1ec7u \u1ed1p l\u00e1t t\u1eeb Mao Trung Home<\/figcaption><\/figure>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"6_Mot_so_cau_hoi_lien_quan_thuong_gap\"><\/span><strong>6. M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi li\u00ean quan th\u01b0\u1eddng g\u1eb7p<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"61_Chieu_day_mach_vua_chuan_khi_thi_cong_gach_40%C3%9740_la_bao_nhieu\"><\/span><strong>6.1. Chi\u1ec1u d\u00e0y m\u1ea1ch v\u1eefa chu\u1ea9n khi thi c\u00f4ng g\u1ea1ch 40&#215;40 l\u00e0 bao nhi\u00eau?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ea1ch v\u1eefa chu\u1ea9n, \u0111\u01a1n v\u1ecb thi c\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb d\u00f9ng ke c\u00e2n b\u1eb1ng ch\u1eeba <a href=\"https:\/\/maotrung.com\/blogs\/kien-thuc-chung\/ron-gach-la-gi-47157\" target=\"_blank\" rel=\"noopener\">ron g\u1ea1ch<\/a> t\u1eeb 1.5mm \u0111\u1ebfn 2mm. Kho\u1ea3ng c\u00e1ch n\u00e0y gi\u00fap g\u1ea1ch 40&#215;40 c\u00f3 kh\u00f4ng gian gi\u00e3n n\u1edf nhi\u1ec7t, ch\u1ed1ng hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed3ng r\u1ed9p v\u1ec1 sau.<\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"62_Nen_dung_gach_40%C3%9740_Ceramic_hay_Granite_cho_nha_ve_sinh\"><\/span><strong>6.2. N\u00ean d\u00f9ng g\u1ea1ch 40&#215;40 Ceramic hay Granite cho nh\u00e0 v\u1ec7 sinh?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">B\u1ea1n n\u00ean \u01b0u ti\u00ean s\u1eed d\u1ee5ng g\u1ea1ch Granite c\u00f3 b\u1ec1 m\u1eb7t nh\u00e1m (Matt). <a href=\"https:\/\/maotrung.com\/blogs\/kien-thuc-chung\/xuong-gach-la-gi-47138\" target=\"_blank\" rel=\"noopener\">X\u01b0\u01a1ng g\u1ea1ch<\/a> c\u1ee7a g\u1ea1ch Granite c\u00f3 <a href=\"https:\/\/maotrung.com\/blogs\/kien-thuc-chung\/do-hut-nuoc-cua-gach-47513\" target=\"_blank\" rel=\"noopener\">\u0111\u1ed9 h\u00fat n\u01b0\u1edbc<\/a> c\u1ef1c th\u1ea5p (&lt;0.5%), ch\u1ecbu l\u1ef1c t\u1ed1t v\u00e0 t\u00ednh n\u0103ng ch\u1ed1ng tr\u01a1n tr\u01b0\u1ee3t hi\u1ec7u qu\u1ea3, \u0111\u1ea3m b\u1ea3o an to\u00e0n cho khu v\u1ef1c \u1ea9m \u01b0\u1edbt.<\/p>\n<h3 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"63_Lam_sao_de_xu_ly_phan_gach_40%C3%9740_thua_sau_khi_thi_cong\"><\/span><strong>6.3. L\u00e0m sao \u0111\u1ec3 x\u1eed l\u00fd ph\u1ea7n g\u1ea1ch 40&#215;40 th\u1eeba sau khi thi c\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Ng\u01b0\u1eddi d\u00f9ng n\u00ean gi\u1eef l\u1ea1i v\u00e0 l\u01b0u kho 1-2 th\u00f9ng g\u1ea1ch nguy\u00ean b\u1ea3n. L\u01b0\u1ee3ng g\u1ea1ch 40&#215;40 n\u00e0y \u0111\u00f3ng vai tr\u00f2 d\u1ef1 ph\u00f2ng thay th\u1ebf khi c\u1ea7n \u0111\u1ee5c ph\u00e1 n\u1ec1n s\u1eeda ch\u1eefa \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc ng\u1ea7m sau n\u00e0y, tr\u00e1nh r\u1ee7i ro l\u1ec7ch m\u00e0u do nh\u00e0 m\u00e1y \u0111\u1ee9t m\u00e3 h\u00e0ng.<\/p>\n<p><strong>Xem th\u00eam<\/strong>:<\/p>\n<ul>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cac-mau-gach-lat-nen-40x40-138667\" target=\"_blank\" rel=\"noopener\">Top 50+ m\u1eabu g\u1ea1ch l\u00e1t n\u1ec1n 40\u00d740 \u0111\u1eb9p, xu h\u01b0\u1edbng 2026<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/cac-mau-gach-lat-san-vuon-40x40-177658\" target=\"_blank\" rel=\"noopener\">Top c\u00e1c m\u1eabu g\u1ea1ch l\u00e1t s\u00e2n v\u01b0\u1eddn 40\u00d740 \u0111\u1eb9p: Ch\u1ed1ng tr\u01a1n, gi\u00e1 t\u1ed1t<\/a><\/li>\n<li style=\"text-align: justify;\"><a href=\"https:\/\/maotrung.com\/blogs\/tu-van-chon-mua\/do-day-gach-lat-nen-176532\" target=\"_blank\" rel=\"noopener\">\u0110\u1ed9 d\u00e0y g\u1ea1ch l\u00e1t n\u1ec1n ti\u00eau chu\u1ea9n v\u00e0 c\u00e1ch ch\u1ecdn g\u1ea1ch b\u1ec1n ch\u1eafc<\/a><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><em>Vi\u1ec7c hi\u1ec3u v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang c\u00e1ch t\u00ednh m2 g\u1ea1ch 40&#215;40 c\u00f9ng t\u1ef7 l\u1ec7 hao h\u1ee5t thi c\u00f4ng gi\u00fap b\u1ea1n ki\u1ec3m so\u00e1t kh\u1ed1i l\u01b0\u1ee3ng v\u1eadt t\u01b0 ch\u00ednh x\u00e1c, b\u1ea3o v\u1ec7 ng\u00e2n s\u00e1ch c\u00f4ng tr\u00ecnh hi\u1ec7u qu\u1ea3. C\u1ea7n h\u1ed7 tr\u1ee3 b\u00f3c t\u00e1ch kh\u1ed1i l\u01b0\u1ee3ng ho\u1eb7c xem m\u1eabu g\u1ea1ch tr\u1ef1c ti\u1ebfp? H\u00e3y \u0111\u1ebfn showroom Mao Trung Home ho\u1eb7c truy c\u1eadp maotrung.com \u0111\u1ec3 nh\u1eadn b\u00e1o gi\u00e1 chi ti\u1ebft n\u0103m 2026.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t g\u1ea1ch gi\u1eefa ch\u1eebng kh\u00f4ng ch\u1ec9 l\u00e0m ch\u1eadm ti\u1ebfn \u0111\u1ed9 m\u00e0 c\u00f2n g\u00e2y nguy c\u01a1 l\u1ec7ch m\u00e0u, do ph\u1ea3i mua b\u1ed5 sung g\u1ea1ch t\u1eeb c\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t kh\u00e1c nhau. \u0110\u1ec3 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c chi ph\u00ed v\u1eadt t\u01b0, ng\u01b0\u1eddi mua h\u00e0ng c\u1ea7n n\u1eafm r\u00f5 c\u00f4ng th\u1ee9c to\u00e1n h\u1ecdc v\u00e0 \u00e1p d\u1ee5ng&#8230;<\/p>\n","protected":false},"author":5,"featured_media":191005,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3922,3931],"tags":[4676],"class_list":["post-191000","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tu-van-chon-mua","category-gach","tag-cach-tinh-m2-gach-40x40"],"acf":[],"_links":{"self":[{"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/posts\/191000","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/comments?post=191000"}],"version-history":[{"count":5,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/posts\/191000\/revisions"}],"predecessor-version":[{"id":191011,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/posts\/191000\/revisions\/191011"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/media\/191005"}],"wp:attachment":[{"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/media?parent=191000"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/categories?post=191000"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/maotrung.com\/blogs\/wp-json\/wp\/v2\/tags?post=191000"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}