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Rack & Pinion

The BKT Rack and Pinion is the grower's choice for trouble-free ventilation systems in glass as well as lighter weight greenhouses. The reliability of the BKT Rack and Pinion is demonstrated through its high level of performance, its low maintenance track record, quality of materials used and excellence of design.

Built to last. The BKT System surpasses all other rack and pinioin "imitations." All System USA Rack and Pinion products are fully warranted against defects in workmanship. Bronze rings, warranted ten years against wearing.

BKT Rack and Pinion


Greenhouse System USA, Inc. 1-800-772-4999