Optimized Compatibility: Verified for use with 1–3 ton Source 1 and York systems

The Nordyne 901839 Combustion Chamber is a critical replacement component engineered specifically for Miller and Intertherm gas-fired furnaces

This is a complete combustion motor and housing assembly

preventing inefficient operation and potential compressor slugging

Laars Heating Systems R2076600 Pressure Switch 328140-751 Optimized Compatibility: Verified for useThe Laars Heating Systems R2076600 Pressure Switch is a critical safety and operational component designed for high efficiency hydronic systems, specifically the Laars Pennant and Mighty Therm II series. Calibrated at 1. 05" WC (Water Column), this PR V pressure switch serves as a blower proving mechanism, ensuring that the combustion fan is generating sufficient airflow before the ignition sequence initiates. For contractors servicing commercial