OEM-Quality Performance: Specifically engineered for AERCO Benchmark

1/2-inch diameter shaft

addressing common failure points like cracked diaphragms or internal contact oxidation

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

This heavy-duty brass fitting is crucial for ensuring a leak-proof transition in tight Cabinet clearances or complex line set routing where standard sweeping bends are impractical

Laars Heating Systems RA2113100 Combustion Blower R-22 OEM-Quality Performance: Specifically engineered forThe 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