Always verify your boiler's BTU rating and altitude requirements before installation

ensuring the system remains safe and compliant

Common Service Questions

Key Technical Benefits Direct Compatibility: Engineered as a high-tolerance replacement for the Bunn 32079 cooling drum seal

For contractors performing furnace repair or preventive maintenance

Honeywell 4074BWJ Limit Stop Always verify your boiler's BTUThe Honeywell 4074BWJ is a professional grade Limit Stop Assembly engineered to establish precise setpoint boundaries on Honeywell Pressuretrol controllers. This critical field installable accessory is designed for seamless integration with the L404 Series, L604 Series, L91 Series, and L4079 Series pressure controls. By physically restricting the adjustment range, it prevents over travel and ensures that system operating parameters remain within safe,