ASCO 8221G11-24V Solenoid Valve R-22 This cast iron air vent

This cast iron air vent is designed to operate safely and effectively at pressures up to 300 PSI (21 bar)

A quarter turn typically adjusts the setting by approximately 25 degrees

Precise Switching: Features a calibrated 171-184V pick-up and 55-90V drop-out cycle to ensure the start capacitor is removed at exactly 75% of motor speed

Optimized Performance: Engineered to provide the specific head pressure and flow velocity required by high-efficiency water heaters

ASCO 8221G11-24V Solenoid Valve R-22 This cast iron air ventThe ASCO 8221G11 24V Solenoid Valve is a high performance 2 way normally closed valve engineered for precision fluid control in commercial and industrial HVACR systems. Featuring a robust brass body and reliable NBR seals, this pilot operated solenoid valve is specifically designed for water service applications requiring a slow closing solenoid valve mechanism to mitigate damaging water hammer effects. With a 1 1 2" NPT connection and a high flow