Pay in 4 interest-free payments of $12.25 Learn more
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
Current: 10 A
Decorative roof ridge adds a touch of English sophistication and to deter birds perching on the roof
Our Drip Irrigation Kit features a sealed pressure regulator
Warranty: 3-Year Limited Warranty
Prefer your workspace in one spot
Alton | Thermofor Roof Vent Opener Piston Replacement all steel shed Current: 10 AThe Thermofor Long Piston Replacement is a direct replacement cylinder designed for Thermofor automatic roof vent openers used in Alton greenhouses. If your current opener is no longer responding properly to temperature changes, replacing the piston is a simple way to restore reliable, automatic ventilation. This heat sensitive cylinder contains a wax core that expands as temperatures rise and contracts as they cool, driving the vent to open and close
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