{"id":111,"date":"2026-10-05T09:44:53","date_gmt":"2026-10-05T02:33:08","guid":{"rendered":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/kien-thuc\/he-nhom-55-hay-65-cho-cua-so\/"},"modified":"2026-10-17T12:44:53","modified_gmt":"2026-10-17T05:44:53","slug":"he-nhom-55-hay-65-cho-cua-so","status":"publish","type":"post","link":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/kien-thuc\/he-nhom-55-hay-65-cho-cua-so\/","title":{"rendered":"H\u1ec7 nh\u00f4m 55 hay 65 cho c\u1eeda s\u1ed5? N\u0103m c\u00e2u h\u1ecfi \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh trong 2 ph\u00fat"},"content":{"rendered":"

C\u1eeda s\u1ed5 l\u00e0 n\u01a1i kh\u00e1ch h\u00e0ng hay “l\u00ean h\u1ec7” kh\u00f4ng c\u1ea7n thi\u1ebft. Th\u1ee3 \u0111o th\u01b0\u1eddng khuy\u00ean h\u1ec7 65 cho ch\u1eafc; nh\u01b0ng v\u1edbi \u00f4 c\u1eeda 1,2 \u00d7 1,2 m trong ph\u00f2ng ng\u1ee7 c\u00f3 m\u00e1i hi\u00ean, h\u1ec7 55 l\u00e0m \u0111\u00fang vi\u1ec7c v\u1edbi gi\u00e1 th\u1ea5p h\u01a1n 300.000 \u20ab\/m\u00b2. N\u0103m c\u00e2u h\u1ecfi d\u01b0\u1edbi \u0111\u00e2y gi\u00fap b\u1ea1n quy\u1ebft \u0111\u1ecbnh.<\/p>\n

1. C\u00e1nh l\u1edbn h\u01a1n 2,2 m\u00b2 kh\u00f4ng?<\/h2>\n

H\u1ec7 55 gi\u1edbi h\u1ea1n c\u00e1nh 900 \u00d7 2.400 mm. C\u1eeda s\u1ed5 m\u1edf h\u1ea5t th\u01b0\u1eddng 600 \u00d7 1.200 \u0111\u1ebfn 1.000 \u00d7 1.400 \u2014 trong gi\u1edbi h\u1ea1n. C\u1eeda s\u1ed5 cao 1,8 m r\u1ed9ng 1,2 m c\u00e1nh \u0111\u01a1n th\u00ec ph\u1ea3i l\u00ean h\u1ec7 65 ho\u1eb7c chia 2 c\u00e1nh.<\/p>\n

2. C\u00f3 m\u00e1i che kh\u00f4ng?<\/h2>\n

H\u1ec7 55 k\u00edn n\u01b0\u1edbc 250 Pa (m\u01b0a gi\u00f3 c\u1ea5p 5 \u2013 6), h\u1ec7 65 400 Pa. C\u1eeda s\u1ed5 d\u01b0\u1edbi hi\u00ean ho\u1eb7c ban c\u00f4ng tr\u00ean: h\u1ec7 55 \u0111\u1ee7. C\u1eeda s\u1ed5 t\u01b0\u1eddng ph\u1eb3ng kh\u00f4ng m\u00e1i, t\u1ea7ng cao, h\u01b0\u1edbng gi\u00f3 m\u00f9a: h\u1ec7 65.<\/p>\n

3. C\u00f3 c\u1ea7n k\u00ednh h\u1ed9p?<\/h2>\n

H\u1ec7 55 nh\u1eadn k\u00ednh \u0111\u1ebfn 20 mm \u2014 \u0111\u1ee7 cho k\u00ednh h\u1ed9p 5-9-5. Nh\u01b0ng k\u00ednh h\u1ed9p n\u1eb7ng g\u1ea5p \u0111\u00f4i, c\u00e1nh m\u1edf h\u1ea5t tr\u00ean 1 m\u00b2 s\u1ebd mau s\u1ec7 v\u1edbi b\u1ea3n l\u1ec1 ma s\u00e1t h\u1ec7 55. N\u1ebfu c\u1ea7n k\u00ednh h\u1ed9p v\u00ec \u1ed3n, n\u00ean l\u00ean h\u1ec7 65 v\u1edbi thanh ch\u1ed1ng inox ch\u1ecbu l\u1ef1c. Xem k\u00ednh h\u1ed9p c\u00f3 \u0111\u00e1ng ti\u1ec1n<\/a>.<\/p>\n

4. Nh\u00e0 h\u01b0\u1edbng \u0111\u01b0\u1eddng \u1ed3n?<\/h2>\n

Ti\u1ebfng \u1ed3n qua c\u1eeda s\u1ed5 ph\u1ee5 thu\u1ed9c k\u00ednh 70 %, khung 30 %. H\u1ec7 65 gio\u0103ng 3 l\u1edbp c\u1ea3i thi\u1ec7n 2 \u2013 4 dB so h\u1ec7 55; k\u00ednh h\u1ed9p c\u1ea3i thi\u1ec7n 5 dB so k\u00ednh \u0111\u01a1n. Ph\u00f2ng ng\u1ee7 h\u01b0\u1edbng \u0111\u01b0\u1eddng l\u1edbn: h\u1ec7 65 + k\u00ednh h\u1ed9p. Ph\u00f2ng h\u01b0\u1edbng h\u1ebbm: h\u1ec7 55 + k\u00ednh 8 mm.<\/p>\n

5. C\u00f3 tr\u1ebb nh\u1ecf?<\/h2>\n

C\u1ea3 hai h\u1ec7 \u0111\u1ec1u l\u1eafp \u0111\u01b0\u1ee3c kh\u00f3a b\u1ea5m an to\u00e0n v\u00e0 thanh ch\u1ed1ng \u0111a v\u1ecb tr\u00ed. Kh\u00f4ng c\u1ea7n l\u00ean h\u1ec7 v\u00ec l\u00fd do n\u00e0y.<\/p>\n

Chi ph\u00ed th\u1ef1c t\u1ebf: 6 c\u1eeda s\u1ed5 1.200 \u00d7 1.200<\/h2>\n
\n\n\n\n\n\n\n\n\n\n
<\/th>\nH\u1ec7 55 + k\u00ednh 8 mm<\/th>\nH\u1ec7 65 + k\u00ednh h\u1ed9p<\/th>\n<\/tr>\n<\/thead>\n
Di\u1ec7n t\u00edch t\u00ednh (1,5 m\u00b2 t\u1ed1i thi\u1ec3u \u00d7 6)<\/td>\n9,0 m\u00b2<\/td>\n9,0 m\u00b2<\/td>\n<\/tr>\n
Khung<\/td>\n13.050.000<\/td>\n15.750.000<\/td>\n<\/tr>\n
K\u00ednh<\/td>\n3.780.000<\/td>\n8.820.000<\/td>\n<\/tr>\n
Ph\u1ee5 ki\u1ec7n (thanh ch\u1ed1ng, kh\u00f3a b\u1ea5m \u00d7 12 c\u00e1nh)<\/td>\n3.360.000<\/td>\n3.360.000<\/td>\n<\/tr>\n
T\u1ed5ng ch\u01b0a VAT<\/strong><\/td>\n20.190.000<\/strong><\/td>\n27.930.000<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Ch\u00eanh 7,7 tri\u1ec7u \u2014 \u0111\u00e1ng n\u1ebfu 6 c\u1eeda \u0111\u00f3 h\u01b0\u1edbng \u0111\u01b0\u1eddng \u1ed3n; kh\u00f4ng \u0111\u00e1ng n\u1ebfu nh\u00ecn ra h\u1ebbm y\u00ean t\u0129nh. Tham kh\u1ea3o 10\/2026, ch\u01b0a VAT; ki\u1ec3m tra l\u1ea1i b\u1eb1ng c\u00f4ng c\u1ee5 c\u1ea5u h\u00ecnh<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

Ch\u00eanh gi\u00e1 h\u1ec7 55 v\u00e0 65 cho c\u1eeda s\u1ed5 kho\u1ea3ng 300.000 \u20ab\/m\u00b2. Khi n\u00e0o kho\u1ea3n \u0111\u00f3 \u0111\u00e1ng, khi n\u00e0o kh\u00f4ng \u2014 tr\u1ea3 l\u1eddi qua 5 c\u00e2u h\u1ecfi v\u1ec1 di\u1ec7n t\u00edch, h\u01b0\u1edbng, ti\u1ebfng \u1ed3n, k\u00ednh, m\u00e1i che.<\/p>\n","protected":false},"author":34,"featured_media":54,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-he-nhom"],"_links":{"self":[{"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/posts\/111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/users\/34"}],"replies":[{"embeddable":true,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/comments?post=111"}],"version-history":[{"count":1,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/posts\/111\/revisions"}],"predecessor-version":[{"id":157,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/posts\/111\/revisions\/157"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/media\/54"}],"wp:attachment":[{"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/media?parent=111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/categories?post=111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demo.marketingseotop.com\/cua-nhom-kinh\/wp-json\/wp\/v2\/tags?post=111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}