Mueller A17921 Manifold 319825-402 and cooling towers where a

and cooling towers where a 460V 1PH motor is required for fan propulsion

Engineered for seamless integration with OEM controls

preventing vibration-induced fatigue

the combustion blower housing manages both flue gases and corrosive condensate

Engineered for 2-way

Mueller A17921 Manifold 319825-402 and cooling towers where aThe Mueller A17921 ReliefMaster is a heavy duty change over manifold engineered for high demand industrial and commercial refrigeration applications. This HVACR manifold features a 1 2" NPTFE (National Pipe Thread Fuel Extended) inlet and 1 2" NPTFI (National Pipe Thread Fuel Injection) outlets, providing a secure, leak proof transition for dual relief valve setups. With a design pressure (MAP) of 700 psig and a broad operating temperature range of