Alton | Bayliss XL Roof Vent Opener Piston Replacement eos total weight of 994 lbs

total weight of 994 lbs

Palram - Canopia Greenhouse Plastic Shelf (Item Number: HG1007)

ready to build

integrated ventilation

Manual roof vent: Easily control humidity

Alton | Bayliss XL Roof Vent Opener Piston Replacement eos total weight of 994 lbsThe Bayliss XL Piston or Power Tube is a direct replacement component designed specifically for the Bayliss XL Automatic Greenhouse Vent Opener. If your current unit is no longer responding as it should, replacing the power tube is a simple and cost effective way to restore smooth, temperature driven vent operation. This tube contains a heat sensitive wax core that expands as temperatures rise and contracts as they fall, driving the piston that opens