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Durable Construction: Features a rugged brass body and high-grade stainless steel internals to withstand high-pressure environments up to 600 psig

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this is a dedicated ECM motor replacement

Resideo AMX101-UT-1LF Valve 321894-706 Which boiler models are compatibleThe Resideo AMX101 UT 1LF is a heavy duty thermostatic mixing valve designed for veteran contractors who prioritize efficient, high performance potable water installations. Built with a DirectConnect design, this 3 4 inch union threaded mixing valve mounts directly to the water heater hot outlet, eliminating the need for extra elbows and tees. The low lead brass and stainless steel construction includes Teflon coated internal wear surfaces to resist