Finished in standard Modine gray-green

Check for 24VAC at the solenoid terminals during a call for humidity

Featuring a glass-filled polycarbonate housing

Ease of Retrofit: Engineered as a drop-in replacement for RS3210

Laars Heating Systems R0385100 Gas Valve R-410A Finished in standard Modine gray-greenThe Laars Heating Systems R0385100 Gas Valve is a critical replacement component engineered for precision fuel regulation in residential and commercial hydronic boilers. Designed for natural gas (NAT) systems, this single stage valve operates on a 24V AC control circuit and is factory set for a 4" WC (Water Column) manifold pressure. Professionals will recognize its integration as a 1 stage spark ignition gas valve, making it compatible with a wide