Airmaster MTR-556SP Single Panel Shutter Motor Kit

The model MTR-556 SP is a single panel exhaust shutter motor pack, designed to be used with shutter model 556-SP. Field installation is required to convert gravity exhaust shutter to motorized operation. This motor pack features power open spring close, which provides closure in the event of electrical failure. This motor pack is equipped with motor, motor bracket, linkage and mounting hardware.