{"id":3891,"date":"2025-12-19T09:00:00","date_gmt":"2025-12-19T09:00:00","guid":{"rendered":"https:\/\/www.desopipe.com\/?p=3891"},"modified":"2025-12-27T05:36:07","modified_gmt":"2025-12-27T05:36:07","slug":"oxygen-barrier-ppr-pipes-when-necessary","status":"publish","type":"post","link":"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/","title":{"rendered":"\u1ed0ng PPR c\u00f3 l\u1edbp ch\u1eafn oxy: Khi n\u00e0o th\u00ec c\u1ea7n thi\u1ebft?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey 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=\"Chuy\u1ec3n \u0111\u1ed5i m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#What_Is_an_Oxygen_Barrier_in_PPR_Pipes\" >L\u1edbp ch\u1eafn oxy trong \u1ed1ng PPR l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#How_Oxygen_Enters_Heating_Systems\" >Oxy \u0111i v\u00e0o h\u1ec7 th\u1ed1ng s\u01b0\u1edfi nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#What_Makes_Oxygen_Barrier_PPR_Pipes_Different\" >\u0110i\u1ec1u g\u00ec l\u00e0m cho \u1ed1ng PPR c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n oxy tr\u1edf n\u00ean kh\u00e1c bi\u1ec7t?<\/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:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Barrier_Layer_Structure\" >C\u1ea5u tr\u00fac l\u1edbp ch\u1eafn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Material_Design\" >Thi\u1ebft k\u1ebf V\u1eadt li\u1ec7u<\/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:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#When_Oxygen_Barrier_Pipes_Are_Necessary\" >Khi n\u00e0o c\u1ea7n \u0111\u1ebfn \u1ed1ng ch\u1eafn oxy<\/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:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Closed-Loop_Heating_Systems\" >H\u1ec7 th\u1ed1ng s\u01b0\u1edfi k\u00edn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Systems_with_Metal_Components\" >H\u1ec7 th\u1ed1ng c\u00f3 c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Large_Buildings\" >C\u00e1c t\u00f2a nh\u00e0 l\u1edbn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#When_They_May_Not_Be_Required\" >Khi n\u00e0o ch\u00fang c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n thi\u1ebft<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Flow_Rate_Inner_Wall_Smoothness_and_System_Efficiency\" >L\u01b0u l\u01b0\u1ee3ng, \u0111\u1ed9 nh\u1eb5n th\u00e0nh trong v\u00e0 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Choosing_the_Right_Pipe_for_Your_Project\" >L\u1ef1a ch\u1ecdn lo\u1ea1i \u1ed1ng ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Conclusion\" >Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Frequently_Asked_Questions\" >Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p&nbsp;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Do_all_heating_systems_need_oxygen_barrier_pipes\" >Li\u1ec7u t\u1ea5t c\u1ea3 c\u00e1c h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m \u0111\u1ec1u c\u1ea7n \u1ed1ng d\u1eabn c\u00f3 l\u1edbp ch\u1eafn oxy kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Is_EVOH_safe_for_water_systems\" >EVOH c\u00f3 an to\u00e0n cho h\u1ec7 th\u1ed1ng n\u01b0\u1edbc kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Do_barrier_layers_affect_flow_rate\" >C\u00e1c l\u1edbp ch\u1eafn c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Can_barrier_pipes_replace_corrosion_inhibitors\" >\u1ed0ng ch\u1eafn c\u00f3 th\u1ec3 thay th\u1ebf ch\u1ea5t \u1ee9c ch\u1ebf \u0103n m\u00f2n \u0111\u01b0\u1ee3c kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/oxygen-barrier-ppr-pipes-when-necessary\/#Are_barrier_pipes_harder_to_install\" >Vi\u1ec7c l\u1eafp \u0111\u1eb7t \u1ed1ng ch\u1eafn c\u00f3 kh\u00f3 h\u01a1n kh\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">\u1ed0ng PPR c\u00f3 l\u1edbp ch\u1eafn oxy l\u00e0 c\u1ea7n thi\u1ebft khi h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng bao g\u1ed3m c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng trong h\u1ec7 th\u1ed1ng s\u01b0\u1edfi k\u00edn. Ch\u00fang gi\u00fap gi\u1ea3m s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a oxy, t\u1eeb \u0111\u00f3 gi\u1ea3m nguy c\u01a1 \u0103n m\u00f2n, gi\u1eef cho h\u1ec7 th\u1ed1ng s\u1ea1ch s\u1ebd v\u00e0 h\u1ed7 tr\u1ee3 hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch khi n\u00e0o ch\u00fang c\u1ea7n thi\u1ebft, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn ch\u00fang m\u1ed9t c\u00e1ch kh\u00f4n ngoan.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_an_Oxygen_Barrier_in_PPR_Pipes\"><\/span><strong>L\u1edbp ch\u1eafn oxy trong \u1ed1ng PPR l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1edbp ch\u1eafn oxy l\u00e0 m\u1ed9t l\u1edbp \u0111\u01b0\u1ee3c th\u00eam v\u00e0o m\u1ed9t s\u1ed1 lo\u1ea1i \u1ed1ng PPR \u0111\u1ec3 l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh khu\u1ebfch t\u00e1n oxy. Oxy c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng n\u01b0\u1edbc qua th\u00e0nh \u1ed1ng theo th\u1eddi gian. Trong c\u00e1c h\u1ec7 th\u1ed1ng s\u01b0\u1edfi k\u00edn, oxy ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i v\u00e0 g\u00e2y \u0103n m\u00f2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ba \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u00f3 h\u1ea1n ch\u1ebf l\u01b0\u1ee3ng oxy \u0111i v\u00e0o h\u1ec7 th\u1ed1ng n\u01b0\u1edbc.<\/li>\n\n\n\n<li>N\u00f3 gi\u00fap b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i.<\/li>\n\n\n\n<li>N\u00f3 h\u1ed7 tr\u1ee3 c\u00e1c h\u1ec7 th\u1ed1ng s\u01b0\u1edfi s\u1ea1ch h\u01a1n v\u00e0 b\u1ec1n l\u00e2u h\u01a1n.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Oxygen_Enters_Heating_Systems\"><\/span><strong>Oxy \u0111i v\u00e0o h\u1ec7 th\u1ed1ng s\u01b0\u1edfi nh\u01b0 th\u1ebf n\u00e0o?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Oxy x\u00e2m nh\u1eadp ch\u1ee7 y\u1ebfu qua qu\u00e1 tr\u00ecnh khu\u1ebfch t\u00e1n. Ngay c\u1ea3 c\u00e1c h\u1ec7 th\u1ed1ng k\u00edn c\u0169ng c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 oxy qua th\u00e0nh \u1ed1ng. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng x\u1ea3y ra trong <a href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/underground-water-systems-ppr-pipe\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u1ec7 th\u1ed1ng s\u01b0\u1edfi s\u00e0n v\u00e0 s\u01b0\u1edfi b\u1ee9c x\u1ea1.<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi v\u00e0o b\u00ean trong, oxy ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c b\u01a1m, van v\u00e0 b\u1ed9 t\u1ea3n nhi\u1ec7t b\u1eb1ng th\u00e9p. C\u00e1c h\u1ea1t g\u1ec9 sau \u0111\u00f3 l\u01b0u th\u00f4ng, l\u00e0m t\u1eafc ngh\u1ebdn d\u00f2ng ch\u1ea3y v\u00e0 gi\u1ea3m hi\u1ec7u su\u1ea5t t\u1ecfa nhi\u1ec7t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Makes_Oxygen_Barrier_PPR_Pipes_Different\"><\/span><strong>\u0110i\u1ec1u g\u00ec l\u00e0m cho \u1ed1ng PPR c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n oxy tr\u1edf n\u00ean kh\u00e1c bi\u1ec7t?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1046\" height=\"495\" src=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37.png\" alt=\"\" class=\"wp-image-3892\" style=\"width:600px\" srcset=\"https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37.png 1046w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-500x237.png 500w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-300x142.png 300w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-768x363.png 768w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-18x9.png 18w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-150x71.png 150w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-480x227.png 480w, https:\/\/www.desopipe.com\/wp-content\/uploads\/2025\/12\/image-37-800x379.png 800w\" sizes=\"auto, (max-width:767px) 480px, (max-width:1046px) 100vw, 1046px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Barrier_Layer_Structure\"><\/span><strong>C\u1ea5u tr\u00fac l\u1edbp ch\u1eafn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u lo\u1ea1i \u1ed1ng c\u00f3 l\u1edbp ch\u1eafn oxy PPR, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng EVOH. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 \u0111\u1ed9 th\u1ea5m oxy th\u1ea5p. Trong c\u00e1c lo\u1ea1i \u1ed1ng PPR c\u00f3 l\u1edbp ch\u1eafn oxy EVOH, l\u1edbp n\u00e0y \u0111\u01b0\u1ee3c li\u00ean k\u1ebft gi\u1eefa c\u00e1c l\u1edbp PPR.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_Design\"><\/span><strong>Thi\u1ebft k\u1ebf V\u1eadt li\u1ec7u<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 s\u1edf <a href=\"https:\/\/www.desopipe.com\/vi\/blog\/ppr-pipe\/how-is-ppr-pipe-manufactured\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u1eadt li\u1ec7u PPR <\/a>V\u1ed1n d\u0129 \u0111\u00e3 c\u00f3 \u0111\u1ed9 th\u1ea5m th\u1ea5p. L\u1edbp ph\u1ee7 b\u1ed5 sung c\u00e0ng l\u00e0m gi\u1ea3m s\u1ef1 di chuy\u1ec3n c\u1ee7a oxy. \u0110i\u1ec1u n\u00e0y r\u1ea5t h\u1eefu \u00edch trong c\u00e1c h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng trong th\u1eddi gian d\u00e0i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_Oxygen_Barrier_Pipes_Are_Necessary\"><\/span><strong>Khi n\u00e0o c\u1ea7n \u0111\u1ebfn \u1ed1ng ch\u1eafn oxy<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Closed-Loop_Heating_Systems\"><\/span><strong>H\u1ec7 th\u1ed1ng s\u01b0\u1edfi k\u00edn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y bao g\u1ed3m h\u1ec7 th\u1ed1ng s\u01b0\u1edfi s\u00e0n v\u00e0 s\u01b0\u1edfi b\u1ee9c x\u1ea1. Oxy t\u00edch t\u1ee5 theo th\u1eddi gian do n\u01b0\u1edbc \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, n\u00ean s\u1eed d\u1ee5ng \u1ed1ng d\u1eabn h\u1ec7 th\u1ed1ng s\u01b0\u1edfi PPR c\u00f3 l\u1edbp ch\u1eafn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Systems_with_Metal_Components\"><\/span><strong>H\u1ec7 th\u1ed1ng c\u00f3 c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu m\u00e1y b\u01a1m, n\u1ed3i h\u01a1i ho\u1eb7c b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng kim lo\u1ea1i, vi\u1ec7c ki\u1ec3m so\u00e1t oxy tr\u1edf n\u00ean r\u1ea5t quan tr\u1ecdng. L\u01b0\u1ee3ng oxy c\u00e0ng \u00edt th\u00ec s\u1ef1 \u0103n m\u00f2n b\u00ean trong c\u00e0ng \u00edt.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Large_Buildings\"><\/span><strong>C\u00e1c t\u00f2a nh\u00e0 l\u1edbn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong kh\u00e1ch s\u1ea1n, b\u1ec7nh vi\u1ec7n v\u00e0 v\u0103n ph\u00f2ng, \u0111\u01b0\u1eddng \u1ed1ng d\u00e0i l\u00e0m t\u0103ng nguy c\u01a1 ph\u01a1i nhi\u1ec5m. DESO cung c\u1ea5p b\u1ea3ng l\u01b0u l\u01b0\u1ee3ng v\u00e0 \u0111\u01b0\u1eddng cong t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t d\u1ef1a tr\u00ean th\u1eed nghi\u1ec7m trong ph\u00f2ng th\u00ed nghi\u1ec7m. Nh\u1eefng th\u00f4ng tin n\u00e0y gi\u00fap c\u00e1c k\u1ef9 s\u01b0 t\u00ednh to\u00e1n k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng \u1ed1ng ch\u00ednh x\u00e1c v\u00e0 qu\u1ea3n l\u00fd r\u1ee7i ro li\u00ean quan \u0111\u1ebfn oxy.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_They_May_Not_Be_Required\"><\/span><strong>Khi n\u00e0o ch\u00fang c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n thi\u1ebft<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc l\u1ea1nh, n\u01b0\u1edbc ch\u1ea3y li\u00ean t\u1ee5c. Oxy kh\u00f4ng b\u1ecb gi\u1eef l\u1ea1i. \u0110\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y, <a href=\"https:\/\/www.desopipe.com\/vi\/product-category\/ppr-pipe\/standard-ppr-pipe\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u1ed1ng PPR ti\u00eau chu\u1ea9n<\/a> Th\u01b0\u1eddng th\u00ec nh\u01b0 v\u1eady l\u00e0 \u0111\u1ee7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c h\u1ec7 th\u1ed1ng v\u00f2ng h\u1edf c\u0169ng gi\u1ea3i ph\u00f3ng oxy th\u01b0\u1eddng xuy\u00ean. L\u1edbp ch\u1eafn ch\u1ec9 mang l\u1ea1i gi\u00e1 tr\u1ecb gia t\u0103ng h\u1ea1n ch\u1ebf trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Flow_Rate_Inner_Wall_Smoothness_and_System_Efficiency\"><\/span><strong>L\u01b0u l\u01b0\u1ee3ng, \u0111\u1ed9 nh\u1eb5n th\u00e0nh trong v\u00e0 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 nh\u00e1m c\u1ee7a \u1ed1ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u01b0u l\u01b0\u1ee3ng v\u00e0 t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t. DESO s\u1eed d\u1ee5ng \u1ed1ng c\u00f3 th\u00e0nh trong nh\u1eb5n \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nguy\u00ean li\u1ec7u th\u00f4 nguy\u00ean ch\u1ea5t. \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m ma s\u00e1t v\u00e0 gi\u00fap duy tr\u00ec l\u01b0u l\u01b0\u1ee3ng \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c ki\u1ec3m so\u00e1t \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i \u1ed5n \u0111\u1ecbnh c\u0169ng \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u00f9 h\u1ee3p nh\u1ea5t qu\u00e1n v\u00e0 hi\u1ec7u su\u1ea5t c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c. Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y c\u00e0ng quan tr\u1ecdng h\u01a1n trong c\u00e1c v\u00f2ng gia nhi\u1ec7t c\u00f3 chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng d\u00e0i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Choosing_the_Right_Pipe_for_Your_Project\"><\/span><strong>L\u1ef1a ch\u1ecdn lo\u1ea1i \u1ed1ng ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng n\u00ean l\u1ef1a ch\u1ecdn ch\u1ec9 d\u1ef1a tr\u00ean s\u1ed1 l\u1edbp ch\u1eafn. H\u00e3y c\u00e2n nh\u1eafc:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lo\u1ea1i h\u1ec7 th\u1ed1ng (m\u1edf ho\u1eb7c \u0111\u00f3ng)<\/li>\n\n\n\n<li>S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i<\/li>\n\n\n\n<li>Chi\u1ec1u d\u00e0i \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 nhu c\u1ea7u l\u01b0u l\u01b0\u1ee3ng<\/li>\n\n\n\n<li>D\u1eef li\u1ec7u thi\u1ebft k\u1ebf c\u00f3 s\u1eb5n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">DESO h\u1ed7 tr\u1ee3 vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch h\u1ec7 th\u1ed1ng b\u1eb1ng c\u00e1c t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt, danh m\u1ee5c s\u1ea3n ph\u1ea9m v\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o thi\u1ebft k\u1ebf. Nh\u1eefng c\u00f4ng c\u1ee5 n\u00e0y gi\u00fap c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh v\u00e0 l\u1eafp \u0111\u1eb7t th\u01b0\u01a1ng hi\u1ec7u \u0111\u01b0a ra nh\u1eefng l\u1ef1a ch\u1ecdn s\u00e1ng su\u1ed1t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Ph\u1ea7n k\u1ebft lu\u1eadn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ed0ng PPR c\u00f3 l\u1edbp ch\u1eafn oxy kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u1ea7n thi\u1ebft, nh\u01b0ng ch\u00fang r\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb trong nh\u1eefng h\u1ec7 th\u1ed1ng ph\u00f9 h\u1ee3p. C\u00e1c v\u00f2ng tu\u1ea7n ho\u00e0n nhi\u1ec7t, c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i v\u00e0 c\u00e1c t\u00f2a nh\u00e0 l\u1edbn \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i nhi\u1ec1u nh\u1ea5t. V\u1edbi d\u1eef li\u1ec7u v\u00e0 k\u1ebf ho\u1ea1ch ph\u00f9 h\u1ee3p, ch\u00fang h\u1ed7 tr\u1ee3 ho\u1ea1t \u0111\u1ed9ng s\u1ea1ch h\u01a1n v\u00e0 b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DESO Pipe h\u1ed7 tr\u1ee3 c\u00e1c quy\u1ebft \u0111\u1ecbnh n\u00e0y b\u1eb1ng d\u1eef li\u1ec7u l\u01b0u l\u01b0\u1ee3ng \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng, \u0111\u01b0\u1eddng cong \u00e1p su\u1ea5t v\u00e0 h\u01b0\u1edbng d\u1eabn h\u1ec7 th\u1ed1ng r\u00f5 r\u00e0ng. Kh\u00e1m ph\u00e1 b\u1ed9 s\u01b0u t\u1eadp c\u1ee7a h\u1ecd. <a href=\"https:\/\/www.desopipe.com\/vi\/product\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u1ed0ng, ph\u1ee5 ki\u1ec7n PPR v\u00e0 <strong>van ppr<\/strong> gi\u1ea3i ph\u00e1p <\/a>\u0110\u1ec3 t\u1ef1 tin l\u1ef1a ch\u1ecdn d\u1ef1 \u00e1n ti\u1ebfp theo c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span><strong>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Do_all_heating_systems_need_oxygen_barrier_pipes\"><\/span><strong>Li\u1ec7u t\u1ea5t c\u1ea3 c\u00e1c h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m \u0111\u1ec1u c\u1ea7n \u1ed1ng d\u1eabn c\u00f3 l\u1edbp ch\u1eafn oxy kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. H\u1ec7 th\u1ed1ng v\u00f2ng k\u00edn mang l\u1ea1i l\u1ee3i \u00edch nhi\u1ec1u nh\u1ea5t. H\u1ec7 th\u1ed1ng v\u00f2ng h\u1edf th\u01b0\u1eddng kh\u00f4ng c\u1ea7n \u0111\u1ebfn ch\u00fang.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Is_EVOH_safe_for_water_systems\"><\/span><strong>EVOH c\u00f3 an to\u00e0n cho h\u1ec7 th\u1ed1ng n\u01b0\u1edbc kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00fang v\u1eady. L\u1edbp EVOH th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00e0 \u0111\u01b0\u1ee3c c\u00e1ch ly kh\u1ecfi ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Do_barrier_layers_affect_flow_rate\"><\/span><strong>C\u00e1c l\u1edbp ch\u1eafn c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. \u0110\u1ed9 nh\u1eb5n c\u1ee7a th\u00e0nh trong c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn h\u01a1n \u0111\u1ebfn h\u00e0nh vi d\u00f2ng ch\u1ea3y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Can_barrier_pipes_replace_corrosion_inhibitors\"><\/span><strong>\u1ed0ng ch\u1eafn c\u00f3 th\u1ec3 thay th\u1ebf ch\u1ea5t \u1ee9c ch\u1ebf \u0103n m\u00f2n \u0111\u01b0\u1ee3c kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u00fang l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng oxy x\u00e2m nh\u1eadp nh\u01b0ng kh\u00f4ng th\u1ec3 thay th\u1ebf ho\u00e0n to\u00e0n qu\u00e1 tr\u00ecnh x\u1eed l\u00fd h\u00f3a h\u1ecdc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Are_barrier_pipes_harder_to_install\"><\/span><strong>Vi\u1ec7c l\u1eafp \u0111\u1eb7t \u1ed1ng ch\u1eafn c\u00f3 kh\u00f3 h\u01a1n kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1eafp \u0111\u1eb7t t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c lo\u1ea1i \u1ed1ng PPR ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.desopipe.com\/vi\/contact\/\" style=\"background-color:#0588a7\" target=\"_blank\" rel=\"noreferrer noopener\">Nh\u1eadn b\u00e1o gi\u00e1 mi\u1ec5n ph\u00ed<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Oxygen barrier PPR pipes are necessary when a piping system includes metal parts or operates in closed-loop heating systems. They help reduce oxygen entry, which lowers<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":3925,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"class_list":["post-3891","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ppr-pipe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oxygen Barrier Pipe: When Are They Needed | DESO Group<\/title>\n<meta name=\"description\" content=\"Learn when oxygen barrier pipe is needed, how it protects heating systems, and how EVOH PPR pipes reduce corrosion in closed-loop systems.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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