Mueller BD34580 Relief Valve 321894-709 Always verify the motor's rotation

Always verify the motor's rotation before installation

you know that keeping oil aerosols and vapors out of pneumatic lines is non-negotiable for system longevity

Corrosion Resistance: The cast bronze body ensures structural integrity while the stainless steel trim prevents premature wear from fluid turbulence

it serves as a direct OEM replacement for residential and light commercial HVAC equipment where the original polymer or metal wheel has suffered thermal stress or corrosive fatigue

while also dampening the mechanical "chatter" during operation

Mueller BD34580 Relief Valve 321894-709 Always verify the motor's rotationThe Mueller BD34580 Relief Valve is a high pressure refrigeration safety device engineered for heavy duty industrial and commercial HVACR applications. Featuring a 1 5 8" x 1 1 4" NPT connection profile, this straight thru pressure relief valve is factory set to a 235 PSI discharge threshold. Built by Mueller Refrigeration, the BD34580 is primarily utilized on liquid receiver applications above the liquid refrigerant level to prevent catastrophic over