In-Line Testable/Serviceable Dual Check Valves
3/4 and 1 in. (20 and 25mm)
Series L7 In-Line Testable/Serviceable Dual Check Valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. It consists of a bronze body construction, with two plastic check valves with top-mounted covers, silicone discs, stainless steel springs, and three test ports for easy in-line service. Series L7 is designed for non-health hazard residential water system containment, continuous pressure applications and is installed immediately downstream of the residential water meter. Check with local inspection authorities for installation requirements. Minimum Working Pressure: 10psi (69 kPa) Maximum Working Pressure: 175psi (12.06 bar).
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Disclaimer: Watts product dimensions in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
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