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 energy, open or close the greenhouse vents as temperature rises or dropsIncluding fittings & installation manualCan be clamped onto or screwed onto your greenhouse frameImportant 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 (18inch) Do not apply excessive loads by locking or covering windowDo not dismantle the cylinderThe opener CANNOT stop by manual. Greenhouse Window Opener Kit Color: silver + black Material: Aluminum Alloy Fully adjustable between 20 - 25 ° C (68 - 77 ° F) Maximum window opening: 45cm / 18 inch Size: 38 x 9.5 x 9.5 cm / 14.96 x 3.74 x 3.74 inch Package: 1* Automatic Window Opener Kit Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
Time of shipment:
All of product we can shipping out within 3~8 weekday, on usually we are according to customer orders time for packing and shipment, we need to carefully check the quality of the goods before to Ship, So take some time to handled.
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Automatic Aluminum Alloy Greenhouse Window Opener Roof Vent Auto
Butch Brown has caught more than 1,500 bass weighing 10-plus pounds. No one in the history of fishing comes close. He is world renown for his skills as a fisherman, but why does he search for these elusive big fish instead of the guaranteed small catch?