{"product_id":"pvc-double-union-ball-check-foot-valve-plain-x-plain","title":"Ball-Check (DU) Foot Valves Plain","description":"\u003ch1 class=\"oaimY _1ntuX\"\u003eBall-Check Foot Valve Plain\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDouble union \u003c\/span\u003e\u003cspan\u003eball-check valves are one-way non-return valves that should always be installed in a near-vertical orientation. These valves are generally installed end-of-line or on pump inlet pipework. These valves have excellent corrosion-resistant characteristics and can be dismantled for maintenance and inspection purposes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePressure Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBall-check foot valves have a pressure rating of 10 bar (150 psi) at 20\u003csup\u003eo\u003c\/sup\u003eC.\u003c\/p\u003e\n\u003cp\u003eAs temperature increases the pressure rating is reduced.  PVC systems should not be used where temperatures exceed 60\u003csup\u003eo\u003c\/sup\u003eC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSizing - Solvent Weld Pipe \u0026amp; Fittings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eImperial (inch) PVC pipe and fittings sizing is not straightforward. They are sized by their nominal bore or approximate inside diameter.\u003c\/p\u003e\n\u003cp\u003eThe following table details pipe outside diameters (o.d.) for each imperial size.  The inside diameter (i.d.) of the socket end of the corresponding fitting will be the same as the outside diameter of the pipe.  \u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 87.406%;\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003ePipe Size\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1\/2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e3\/4\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1 1\/4\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1 1\/2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e2 1\/2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e3\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003eOutside Dia mm\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e21.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e26.7\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e33.6\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e42.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e48.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e60.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e75.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e88.9\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e114.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSizing - BSP Threads\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe following table details approximate thread diameters for male BSP threads.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003eNom Pipe Size\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1\/2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e3\/4\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1 1\/4\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e1 1\/2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e2 1\/2\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e3\"\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003eThread Dia mm\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e21.0\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e26.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e33.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e41.9\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e47.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e59.6\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e75.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e87.9\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e113.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"The PVC Shop","offers":[{"title":"1\/2\"","offer_id":48002639036739,"sku":"5.58.012","price":8.98,"currency_code":"GBP","in_stock":true},{"title":"3\/4\"","offer_id":48002639069507,"sku":"5.58.034","price":10.14,"currency_code":"GBP","in_stock":true},{"title":"1\"","offer_id":48002639102275,"sku":"5.58.100","price":11.07,"currency_code":"GBP","in_stock":true},{"title":"1 1\/4\"","offer_id":48002639135043,"sku":"5.58.114","price":13.38,"currency_code":"GBP","in_stock":true},{"title":"1 1\/2\"","offer_id":48002639167811,"sku":"5.58.112","price":16.85,"currency_code":"GBP","in_stock":true},{"title":"2\"","offer_id":48002639200579,"sku":"5.58.200","price":22.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/7271\/6099\/products\/photo.jpg?v=1709991384","url":"https:\/\/www.t-mex.com\/products\/pvc-double-union-ball-check-foot-valve-plain-x-plain","provider":"T-mex Landfill","version":"1.0","type":"link"}