Watts 0590719 Air Vent it prevents internal heat exchanger

it prevents internal heat exchanger temperatures from exceeding safe operational limits

5mm x 15mm cartridge footprint of original factory installations

applying a thin coat of compatible pneumatic lubricant helps prevent binding

Standardized Terminals: Includes 1/4" push-on tabs for secure electrical connections and rapid field replacement

this part ensures a precision fit for mechanical water feeder repair

Watts 0590719 Air Vent it prevents internal heat exchangerThe Watts 0590719 is a high performance 1 8 inch NPT air vent designed for veteran contractors who require reliable air elimination in pressurized hydronic heating systems. Engineered as a direct replacement for the DUOVENT 1 8, this unit features a rugged brass body and cover capable of handling system pressures up to 150 PSI and temperatures reaching 240F. Its unique dual function design incorporates an automatic vent with a black cap for continuous