Thermovent Automatic Roof Window Opener Ace Plastic and a more open

and a more open

Helps regulate temperatures

Customizable Solutions: Available in a 1 + 1 set or a set of four

(1) Thermostat-controlled Vent/Fan

Thermovent Automatic Roof Window Opener Ace Plastic and a more openDESCRIPTION Avoid diseases and pests in your plants by airing them out. Many plants do not tolerate high temperatures and high humidity. Thermovent is an automatic window opener in an aluminium zinc coated steel look. Work on most greenhouse roof windows in our store. This model also comes with Planta Greenhouse Automatic Window Package. FEATURE Adjustable opening temperature of 60 F to 86 F Single springs Maximum opening of 17. 71", Open force 15. 43