{"product_id":"1-pack-xfitting-3-4-in-male-x-female-npt-brass-check-valve","title":"1 Pack XFITTING 3\/4 in Male x Female NPT Brass Check Valve","description":"This 3\/4 in Male x Female NPT brass check valve stops backflow in a single, easy-to-install fitting. The stainless\nsteel spring keeps the valve responsive in vertical or horizontal installs, and the brass body is listed to NSF\/ANSI 61\nfor safe potable water use. With a low opening pressure of about 45 PSI and a max rating of 230 psi, it's built for a\nwide range of systems — RV and residential water heaters, wells, pumps, tanks, solar setups, and general\nplumbing lines. Standard 3\/4 in NPT threads connect directly to existing fittings, no adapters required.\u003cul\u003e\n\u003cli\u003eONE-WAY BACKFLOW PROTECTION — Allows water to flow in one direction only, stopping backflow into your\nsupply line — the stainless steel spring keeps the valve responsive whether it's mounted vertically or horizontally.\u003c\/li\u003e\n\u003cli\u003eBRASS BODY, NSF\/ANSI 61 LISTED — Solid brass construction is listed to NSF\/ANSI 61 for safe potable\nwater use, resists corrosion for long-term reliability.\u003c\/li\u003e\n\u003cli\u003e3\/4 IN MALE x FEMALE NPT — Standard NPT taper thread connects directly to existing 3\/4 in fittings — no\nadapters needed for most water heater, pump, or supply line installs.\u003c\/li\u003e\n\u003cli\u003eVERSATILE APPLICATION — Works for home and irrigation water systems, wells, pumps, tanks, and solar\nsetups — not limited to a single use case.\u003c\/li\u003e\n\u003cli\u003eLOW OPENING PRESSURE, HIGH MAX RATING — Opens at approximately 45 PSI with minimal back\npressure required, rated up to 230 psi max — reliable flow control across a wide range of systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"XFITTING","offers":[{"title":"Default Title","offer_id":56871843299494,"sku":"202-6-10=1","price":7.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/2630\/2886\/files\/202-6-10-MAIN01_e85c5c09-ffe1-4ca0-984b-6425cccdd3f6.png?v=1785169493","url":"https:\/\/xfitting.com\/products\/1-pack-xfitting-3-4-in-male-x-female-npt-brass-check-valve","provider":"XFITTING","version":"1.0","type":"link"}