Watts 0274426 Valve 340155-7026 Precision Alignment: Features a standard

Precision Alignment: Features a standard 48-frame chassis with a 1/2-inch keyed shaft for seamless integration with existing fan assemblies

Durable Brass Construction: Resists corrosion and mechanical fatigue in high-vibration HVAC environments

Durable Diaphragm Construction: Engineered to withstand high-cycle operation and temperature fluctuations within the furnace cabinet

The Lennox 12X09 Control Kit is a critical OEM 2-stage ignition control replacement designed for high-performance gas furnaces

providing a tight close-off of up to 35 psi

Watts 0274426 Valve 340155-7026 Precision Alignment: Features a standardThe Watts 0274426 (Series 174A) is a heavy duty 3 4" bronze boiler pressure relief valve engineered specifically for high capacity protection in hot water heating systems and domestic supply boilers. Rated for a 33 PSI set pressure with a massive steam discharge capacity of 695,000 BTU hr, this valve is a critical safety component designed to prevent catastrophic over pressurization. It features a rugged bronze body and a stainless steel spring for