Roll-up Door Assembly
Just a "Twist of the Wrist", or a turn of the drill, rolls up curtains on greenhouses and livestock buildings. • Unique ball bearings on unirail system eliminate binding associated with other designs. • Components engineered for greenhouse applications. • Combination gear box and double output shaft fits 1.315" OD conduit. • Rail comes complete with mounting hardware. 13:1 Gear Box • Can roll up to single 50' curtain from the end, or two 25 curtains from the center. 15:1 Gear Box • Can roll up to single 150' curtain from the end, or two 75' curtains from the center.
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