Watts 0590723 Air Vent Valve R-410A ensuring immediate spark and gas

ensuring immediate spark and gas valve energization upon a call for heat

making it the primary Resideo humidifier replacement for legacy units like the 32000429-001

it provides exact gas metering that aftermarket universal alternatives often fail to replicate

or visible soot buildup due to poor combustion draft

If your current wheel has accumulated debris

Watts 0590723 Air Vent Valve R-410A ensuring immediate spark and gasThe Watts 0590723 (also known as the FV 4M1 3 4) is a high performance automatic air vent valve engineered for demanding commercial and residential hydronic heating systems. Designed to purge trapped air from hot or cold water distribution lines, this 3 4 inch NPT air vent features a rugged brass body and cover capable of handling system pressures up to 150 psi and operating temperatures reaching 240F. Its high temperature resistant polyethylene float