While the 110-180F range is standard

This kit is primarily designed for J-Series and YK family compressors

non-fluctuating fuel regulation without the need for mechanical butterfly valves or mod motors

The Weil-McLain 635-100-003 Automatic Air Vent is a critical component for maintaining hydronic system efficiency by ensuring the continuous removal of trapped air

External equalization compensates for pressure drops across the evaporator

Lochinvar & A.O. Smith 100109217 Gas Valve 320734-701 While the 110-180F range isFor tradesmen looking to restore or maintain high efficiency heating systems, the Lochinvar & A. O. Smith 100109217 Natural Gas Control Valve serves as the current, engineered standard for precise fuel regulation. This unit is the direct, updated replacement for the now obsolete 9003407105 and 9003407005 versions, ensuring that residential water heaters and boilers operate with optimized combustion. This gas temperature control valve is a Flammable