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Fail-Safe Reliability: Integrated spring return actuator ensures the valve returns to the normally closed position during power interruptions to prevent system damage
Key Benefits Precision Control: Features an equal percentage flow characteristic for stable temperature regulation in modulating applications
this universal size steel thermostat guard provides a physical barrier against unauthorized temperature adjustments
lowering utility costs and decreasing thermal stress on the controller
Lennox 96L77 Heat Exchanger 320788-704 Fail-Safe Reliability: Integrated spring returnThe Lennox 96L77 Heat Exchanger (Catalog Number 96L77, superseding LB 58087BT) is a critical OEM replacement part engineered for high efficiency gas furnaces. This 125SS Heat Exchanger assembly is constructed from stainless steel to withstand high combustion temperatures and prevent premature thermal stress fracturing. Designed for large scale residential and light commercial Lennox units, it arrives as a robust assembly with a gross weight of 151
