{"id":8871,"date":"2026-09-09T11:00:38","date_gmt":"2026-09-09T04:00:38","guid":{"rendered":"https:\/\/airfiltech.vn\/?post_type=product&#038;p=8871"},"modified":"2026-09-09T17:04:54","modified_gmt":"2026-09-09T10:04:54","slug":"pre-22","status":"publish","type":"product","link":"https:\/\/airfiltech.vn\/en\/en\/product-category\/general-ventilation-air-filters\/coarse-filtration\/coarse-filter-pre-22\/","title":{"rendered":"Pre-22"},"content":{"rendered":"<p><strong>Application:<\/strong><\/p>\n<ul>\n<li>Serves as a pre-filter in HVAC systems, helping to extend the life of the main filters by trapping larger dust particles, reducing maintenance costs and improving filtration efficiency.<\/li>\n<li>2 protective wire meshes, ultra-compact<\/li>\n<li>Filter media supported by metal mesh on both sides<\/li>\n<li>Suitable for high-humidity conditions<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Panel pre-filter for HVAC systems, extends the life of the main filter by trapping larger dust particles, reducing maintenance costs and improving filtration efficiency.<\/p>\n<p><span style=\"color: #008000;\"><strong>Panel Pre-filter<\/strong><\/span><\/p>\n<ul>\n<li><strong>Manufacturer:<\/strong> Air Filtech, Vietnam<\/li>\n<li><strong>Frame:<\/strong> Surface-finished formed aluminum<\/li>\n<li><strong>Filter media:<\/strong> Synthetic fiber: SR-150-G3\/ SR-270-G4 (MGT, Turkey)<\/li>\n<li><strong>Filter class per EN 779:2012:<\/strong> G3, G4<\/li>\n<li><strong>Fire resistance:<\/strong> F1 DIN 53438<\/li>\n<li><strong>Max. temperature:<\/strong> 90\u00b0C<\/li>\n<li><strong>Relative humidity:<\/strong> 100%<\/li>\n<\/ul>\n","protected":false},"featured_media":8870,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[408],"product_cat":[304],"product_tag":[324],"class_list":["post-8871","product","type-product","status-publish","has-post-thumbnail","product_brand-air-filtech","product_cat-coarse-filtration","product_tag-air-filtech","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/product\/8871","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/comments?post=8871"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/media\/8870"}],"wp:attachment":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/media?parent=8871"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/product_brand?post=8871"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/product_cat?post=8871"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/product_tag?post=8871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}