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Direct Fit Integration: Includes OEM hardware for seamless mounting to the blower and burner interface without field modifications
For low-water safety applications
it offers seamless backwards compatibility for older furnace and rooftop units
System Compatibility: Specifically calibrated for the Defender Safety System to prevent nuisance tripping and pilot failure
with a factory setting typically at 105 PSIG
Williams 1403822 Direct Vent Furnace THPU32HP7Y Direct Fit Integration: Includes OEMThe Williams 1403822 Direct Vent Furnace is a high efficiency natural gas wall heater designed for compact residential and commercial heating applications. Delivering 14,000 BTU hr, this unit is the engineered direct replacement for the 1403612, ensuring seamless HVAC retrofit compatibility with existing venting configurations. Utilizing a sealed combustion system, this direct vent heater draws combustion air from outdoors, making it ideal for