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Wide Media Compatibility: Certified for use with air
these valves are factory-set and sealed to maintain their ASME certification
To maintain peak efficiency
Changing the blade count or pitch will alter the motor's amp draw and airflow profile
this OEM Reznor part ensures accurate fuel-to-air ratios
Hoffman Specialty 401485 Water Vent L99H008 Wide Media Compatibility: Certified forThe Hoffman Specialty 401485, or Model 78 Water Main Vent Valve, is a high capacity automatic air vent designed for efficient air elimination in hydronic heating and cooling systems. Engineered for closed loop hydronic systems, this vent features a 3 4" NPT connection and is built to withstand a maximum pressure of 150 PSI. Its primary function is to purge air from water mains and large distribution lines, preventing air bound system issues that lead
US$ 1599.50
US$ 1425.00
US$ 1425.00
US$ 39.99