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Replacement check valve installs on PVC discharge lines
Applications where a compact 120V heater is correctly sized
000 BTU Natural Gas Exterior Tankless Water Heater
The five-zone cam leaves one physical outlet outside the operating rotation
Common Uses:
Zoeller 30-0151 — 2″ UniCheck® Cast-Iron Check Valve | Heavy-Duty Backflow Protection 2inch / 4 inch Replacement check valve installs onZoeller 30 0151 2 UniCheck Cast Iron Check Valve The Zoeller UniCheck 2 Cast Iron Check Valve (Model 30 0151) provides heavy duty backflow protection for sump and sewage pump systems. Its durable cast iron body and full flow internal design help reduce restriction and system noise while guarding your pump and basin from reverse flow. Key Features & Benefits Backflow prevention to protect pumps and basins from reverse drainage Cast iron construction
