Laars Heating Systems RV2001900 Gas Valve 318172-701 ideal for coordinating damper and

ideal for coordinating damper and valve actuators

OEM Compatibility: Exact replacement for McDonnell & Miller 157-RBP and 157S-RBP series controllers to ensure seamless fitment

Dual-Speed Versatility: Supports variable airflow requirements through distinct high and low-speed settings for improved humidity control

Ensures the gas valve operates correctly under propane’s higher energy density

selecting the correct gas regulator orifice size is non-negotiable for system safety and efficiency

Laars Heating Systems RV2001900 Gas Valve 318172-701 ideal for coordinating damper andThe Laars Heating Systems RV2001900 Gas Valve is a heavy duty, direct replacement component engineered for high performance gas fired boilers and commercial water heaters. This 24V natural gas valve is designed to operate with a precise 4" WC manifold pressure, ensuring stable combustion and reliable modulation across demanding duty cycles. Featuring a 3 4" NPT inlet and outlet, it provides the necessary flow capacity for large scale heating