{"id":3345,"date":"2024-05-16T22:56:51","date_gmt":"2024-05-16T14:56:51","guid":{"rendered":"https:\/\/nellway.com\/?post_type=products_page&#038;p=3345"},"modified":"2025-08-20T23:14:57","modified_gmt":"2025-08-20T15:14:57","slug":"daoliufangzhiqi","status":"publish","type":"products_page","link":"https:\/\/www.ckvcv.com\/en\/products_page\/daoliufangzhiqi\/","title":{"rendered":"Double check backflow preventer"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>Double check backflow preventer is an efficient equipment to prevent fluid backflow, widely used in drinking water, fire fighting system, industrial pipeline and sewage treatment and other fields. The equipment is mainly used to prevent backflow of water in water supply pipelines, to avoid contamination of water sources or harmful substances in the system backflow back to the water supply network, to ensure the safety of water quality. It is suitable for piping systems of water, sewage, oil and slightly corrosive liquids.<\/p>","protected":false},"featured_media":4390,"parent":0,"template":"","medium":[412],"working-conditions":[401,357],"_temperature":[382],"_body-material":[303,378,314],"label":[],"valves":[284],"class_list":["post-3345","products_page","type-products_page","status-publish","has-post-thumbnail","hentry","medium-412","working-conditions-water-plant","working-conditions-sewage-treatment-plant","_temperature-29-80","_body-material-a216-wcb","_body-material-austenitic-stainless-steel","_body-material-ductile-iron","valves-backflow-preventer"],"_links":{"self":[{"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/products_page\/3345","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/products_page"}],"about":[{"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/types\/products_page"}],"version-history":[{"count":0,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/products_page\/3345\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/media\/4390"}],"wp:attachment":[{"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/media?parent=3345"}],"wp:term":[{"taxonomy":"medium","embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/medium?post=3345"},{"taxonomy":"working-conditions","embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/working-conditions?post=3345"},{"taxonomy":"_temperature","embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/_temperature?post=3345"},{"taxonomy":"_body-material","embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/_body-material?post=3345"},{"taxonomy":"label","embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/label?post=3345"},{"taxonomy":"valves","embeddable":true,"href":"https:\/\/www.ckvcv.com\/en\/wp-json\/wp\/v2\/valves?post=3345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}