Alton | Thermofor Louver Window Opener Piston Replacement slim shed growing your favorite vegetables

growing your favorite vegetables

Available colors: Green

After a short time

You just need to add plants and smile

Alton | Thermofor Louver Window Opener Piston Replacement slim shed growing your favorite vegetablesThe Thermofor Louver Vent Replacement Cylinder is designed to restore smooth, automatic operation to your greenhouse louver vent opener. Compatible with Thermofor, Robinsons, and Alton branded louver openers, this replacement cylinder helps maintain proper airflow and temperature control without manual adjustment. Inside the cylinder is a heat sensitive wax core that expands as temperatures rise and contracts as they cool. This natural movement powers