Its compact footprint and 1

including high-capacity 48HCDD

R-410A Optimized: Specifically calibrated for high-pressure systems to ensure long-term mechanical reliability

Key Benefits: Direct OEM Match: Provides an exact replacement for 239-45613-02

Lochinvar & A.O. Smith 100171947 Valve 320735-701 Its compact footprint and 1The Lochinvar & A. O. Smith 100171947 Valve, often identified by its legacy SKU VAL30034, is a critical gas valve assembly kit engineered specifically for high efficiency hydronic systems. This natural gas valve is a direct OEM replacement for the Knight WH155 wall mount boiler, ensuring the precise fuel to air ratio required for optimal combustion control. As a veteran grade gas valve kit, it includes the venturi and necessary gaskets to maintain a