Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner

Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner: Garden & Outdoors. Great prices on your favourite Gardening brands, and free delivery on eligible orders.. Both the frame and cylinder are made of Aluminum, longer using-life. 。 Non electric,uses solar energy, open or close the greenhouse vents as temperature rises or drops. 。 Do not dismantle the cylinder The opener CANNOT stop by manual 。 Please ensure your greenhouse window can be opened freely by at least 45cm (18") 。 Window roof vent opener is easy to fit - Screws into wood and clamps onto aluminium greenhouses without the need for drilling. (Full fitting instructions supplied) 。 Specifications:。 Material:Rust-proof Aluminum Alloy。 Size: 3 x 9.5 x  9.5 cm / 14.96 x 3.74 x 3.74 inch (appr.)。 。 。 Maximum window opening: 45cm。 Maximum opening about: 30° 。 depending on adjustment and load Maximum opening weight: 7kg/15lb。 Adjustable open temperature range: 15°- 5°/60°-77F。 。 。 Important notice:/ 。 Do not use this opener anywhere the temperature will exceed 50° (1F)。 Please ensure your greenhouse window can be opened freely by at least 45cm (1")。 Do not apply excessive loads by locking or covering window。 Do not dismantle the cylinder The opener CANNOT stop by manual。 。 。 Package included:。 1 x Automatic window opener(Double Spring Kit)。   。 。 。

Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner

Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner
Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner
Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner
Automatic Window Opener Double Spring Kit Solar Heat Sensitive Thermo Greenhouse Vent Window Open Agricultural Auto Roof Opening Fensteroffner