SKU: 21157732152
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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
As the greenhouse warms up
State of the art design will enhance the appearance of any outdoor scene
Exceptional Growing Environment
included with the 187 gallon unit
Oxygen Absorbers (50 ct)
Alton | Bayliss XL Roof Vent Opener Piston Replacement arrow shed all-size accessories As the greenhouse warms upThe 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