{"title":"防回流器和阀门","description":"\u003cdiv class=\"Box-sc-1z9git-0 CategoryHeaderContainer-sc-2ghvh2-0 gUKiTB ckEtIi\"\u003e\n\u003cdiv class=\"Box-sc-1z9git-0 gQRDa\"\u003e\n\u003cdiv class=\"Box-sc-1z9git-0 Flex-sc-1qhr4qe-0 fkCZSt dNxDHg\"\u003e\n\u003cdiv font-size=\"14\" display=\"none,,block\" class=\"Box-sc-1z9git-0 iypZGX\"\u003e防回流装置是任何管道工程的重要组成部分，其功能是通过多种不同的应用将饮用水与任何潜在危险隔离开来。我们提供各种类型的防回流装置，包括减压区 (RPZ) 组件、真空断路器、双止回阀和双止回阀组件，以及配套的测试套件、阀门和外壳。\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"Box-sc-1z9git-0 Flex-sc-1qhr4qe-0 CategoryPage__CategoryTilesContainer-sc-1g48lkr-0 gUKiTB dNxDHg jVeIik\"\u003e\n\u003cdiv width=\"100%,,33.33%,,25%\" class=\"Box-sc-1z9git-0 Flex-sc-1qhr4qe-0 CategoryTileContainer-sc-1nciq6f-0 dYfCbL dNxDHg lchjYr\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","products":[],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0695\/2615\/9496\/collections\/10-backflow-preventers.jpg?v=1758103713","url":"https:\/\/sharkplumbingsupply.com\/zh\/collections\/backflow-preventers-valves.oembed","provider":"Shark Plumbing Supply","version":"1.0","type":"link"}