The Gigavent Super-Heavy Duty Automatic Greenhouse Vent Opener. Opens and Closes Large Greenhouse Windows Automatically. Super Strong Pullback Spring and Hydraulic Damper give exceptional protection against wind damage.These high quality automatic openers are proudly made in Denmark and are fully guaranteed for two years. Please do not confuse this item with any of the cheap far east copies which are not made to the same standards. Can Open Windows up to 60kg \ 132lb. Opens Up To 30cm (12 Inches) While Lifting 30kg (66lb). Opens Up To 40cm (15 3/4 Inches) While Lifting 22kg (48lb).
Opens Up To 48cm (19 Inches) While Lifting 15kg (33lb). Maximum opening at 30°C (86°F). Opening start temperature easily adjustable between 17°C - 25°C (60°F - 77°F).
Manufactured in Aluminium-Zinc coated steel for long trouble free life. Attractive silver finish blends well with traditional aluminium greenhouses.We also stock many other quality Autovents from other manufacturers and side louvre vent openers as well as spare cylinders for all our autovents. We are a specialist greenhouse supply and build company based in Yorkshire that sells nothing else but quality greenhouses and accessories. We do not sell hundreds of lines that we know little about, we have tried and tested everything we sell and are completely confident in our products and service. This item is in the category "Garden & Patio\Garden Structures & Shade\Greenhouses & Cold Frames". The seller is "yorkshiregardenbuildings" and is located in this country: GB. This item can be shipped worldwide.