Utica-Dunkirk 1580006 Air Purge 328140-751 Never use a drill bit

Never use a drill bit or wire

This OEM replacement part features a rugged two-bolt cast iron housing and high-grade steel balls to ensure maximum durability and minimal friction during high-RPM operation

the P70CA-4 is a low-pressure control

Exact Fitment: Replaces legacy part number 60-24350-01 without needing heavy piping modifications

Utica-Dunkirk 1580006 Air Purge 328140-751 Never use a drill bitThe Utica Dunkirk 1580006 Air Purge is a vital component for maintaining the hydraulic integrity of residential and commercial boiler systems. Engineered for high efficiency air removal, this 1 8" NPT vent air purge effectively eliminates trapped pockets of air that cause pump cavitation, reduced heat transfer, and system "banging" or gurgling. As a field proven boiler air vent replacement, this part ensures the circulatory loop remains pressurized