This OEM pressure switch is built to withstand the cycling demands of commercial and residential hydronic systems

barbed brass fittings for secure pneumatic integration

Why is my Williams furnace pilot light failing to stay lit

addressing common failure points like cracked diaphragms or internal contact oxidation

Laars Heating Systems RA2113100 Combustion Blower R-22 This OEM pressure switch isThe Laars RA2113100 Combustion Blower is a critical direct drive component engineered specifically for high efficiency Laars Heating Systems, primarily the NeoTherm NTH NTV 399 500 series. As a veteran grade combustion air blower, this unit ensures precise airflow delivery required to maintain the optimal air to fuel ratio during the pre purge and ignition sequences. Built with a high torque motor and heavy duty bearings, it provides the consistent