ensuring reliable burner light-off in systems without pre-purge requirements

While specifically engineered for International Environmental (IEC) units

excessive gear noise

This two-position damper integrates seamlessly with most forced air zoning systems

Maxitrol M611B-3/4 Valve Freon ensuring reliable burner light-off inThe Maxitrol M611B 3 4 is a precision engineered 3 4" NPT Modulating Gas Valve specifically designed for direct fired burners operating under negative pressure conditions. Built to handle a maximum 1 2 PSI inlet pressure, this Selectra series valve features a unique counter spring mechanism that maintains a secure closed position even against the continuous downward pull of pull through air systems. This design ensures stable flame control in high