Resideo MARD-8 Damper 340155-7024 ensuring the mechanical connections and

ensuring the mechanical connections and bulb sensitivity match original factory specifications

variable pitch sheave designed for precise HVAC blower speed adjustment and fan drive optimization

When should the external equalization be used

ensuring handle-switching cycles without premature pitting or contact welding

Resideo MARD-8 Damper 340155-7024 ensuring the mechanical connections andThe Resideo MARD 8 is a heavy duty 8 inch modulating automatic round damper designed for high performance bypass and zone control in commercial and residential HVAC systems. Built with a 22 gauge galvanized steel shell, this single blade damper features a male crimped and female uncrimped end for seamless integration with rigid or flexible ductwork. A primary application for this 3 wire motorized damper is managing bypass air in systems larger than