{"id":2109,"date":"2025-06-03T14:20:32","date_gmt":"2025-06-03T11:20:32","guid":{"rendered":"https:\/\/kosterlatvija.lv\/product\/koster-21\/"},"modified":"2026-10-16T13:07:15","modified_gmt":"2026-10-16T10:07:15","slug":"koster-21","status":"publish","type":"product","link":"https:\/\/kosterlatvija.lv\/en\/product\/koster-21\/","title":{"rendered":"K\u00d6STER 21"},"content":{"rendered":"<p>Multifunctional waterproof product with excellent adhesion to both dry and damp substrates.\nK\u00d6STER 21 is a 2-component, solvent-free, liquid-applied, flexible, and crack-bridging material.\nIt is applied in liquid form, making it seamless and especially suitable for use in complex architectural details.\nThanks to its UV stability, it is suitable for both indoor and outdoor applications.\nThe white color reflects sunlight and reduces surface temperature of the structure.\nThe fast-curing coating is highly flexible and resistant to pedestrian traffic, aging, hydrolysis, UV radiation, frost, and salt.<\/p>\n<p>K\u00d6STER 21 provides sealing against synthetic oils and aliphatic hydrocarbons with high boiling points (up to 2 bar).\nK\u00d6STER 21 is not resistant to substances with a high content of aromatic hydrocarbons, such as benzene, xylene, toluene, etc.\nFor specific inquiries, please contact our technical support team.\nK\u00d6STER 21 contains no volatile organic compounds (VOC content = 0) and is free from polyurethanes, isocyanates, and bitumen.<\/p>","protected":false},"excerpt":{"rendered":"<p>White, 2-component, solvent-free, brush-applied waterproofing.<\/p>","protected":false},"featured_media":2186,"template":"","meta":{"_acf_changed":false,"koster_technical_data_sheet":"https:\/\/www.koster.lv\/files\/tds\/files\/lv_lv\/TechDataSheet_W%20210%20020_K\u00d6STER%2021_lv_lv_2017-03-14_103151.pdf","koster_technical_specifications":"Apm. 2,5-3,0 kg \/ m\u00b2","koster_product_video":"","koster_additional_documents":""},"product_brand":[],"product_cat":[16],"product_tag":[],"class_list":["post-2109","product","type-product","status-publish","has-post-thumbnail","product_cat-hidroizolacijas-sistemas","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/product\/2109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/media\/2186"}],"wp:attachment":[{"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/media?parent=2109"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/product_brand?post=2109"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/product_cat?post=2109"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/kosterlatvija.lv\/en\/wp-json\/wp\/v2\/product_tag?post=2109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}