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Matco-Norca's popular tankless water heater isolation valve kit is now available in three new configurations; press, PEX and cold expansion PEX. The TWHK brass ball valve kits consist of one cold valve, one hot valve, and one pressure relief valve. Each assembly features a full port quarter turn valve design and integral hose end drain valves with purge port. These kits are available with a double o-ring stem seal and are NSF372, NSF61, cUPC & IAPMO approved. Isolation valve kits facilitate an efficient installation and effortless maintenance on tankless water heaters.
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