ITEM NAME:1X(Automatic Agricultural Greenhouse Window Opener Solar Heat Sensitive WinP9K6) 1X(Automatic Agricultural Greenhouse Window Opener Solar Heat Sensitive WinP9K6) 1X(Model Number:Window Roof Opener automatic window opener:greenhouse agriculture perfect for your greenhouse window--opens and closes your greenhouse window as the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating. Non Electric, uses solar energyCan be clamped onto or screwed onto your greenhouse frame Important notice:Do not use this opener anywhere the temperature will exceed 50 ° (122F)Please ensure your greenhouse window can be opened freely by at least 45cm (18")Do not apply excessive loads by locking or covering windowDo not dismantle the cylinderThe opener CANNOT stop by manual Fully adjustable between 20 - 25 ° C (68 - 77 ° F) Maximum window opening: 45cm / 18 inch Maximum opening weight: 7kg/15lb Size: 38 x 9.5 x 9.5 cm / 14.96 x 3.74 x 3.74 inch (appr.) colour:Silver Material:stainless steel Package Contents: 1 * Automatic Window Opener Kit)
