HEEPDD 2Pcs Window Opener Cylinder, Greenhouse Automatic Window Opener Cylinder Replacement, Maximum Open Distance 45cm/18in, Under 14 Kg Window

Specifications:Material: ABSColor: BlackTemperature Range: 20-25℃ / 68-77℉Size: Approx. 33 x 1.5cm / 12.99 x 0.59inWeight: Approx. 117gMaximum Opening Distance: Approx. 45 cm / 18inAdjustable Length: Approx. 33-45cm/ 13-18inApplication: For Under 14 Kg WindowPackage Included:2 x Window Opener Cylinder Only

• Temperature Range---The greenhouse winder opener cylinder in temperatures ranging from 20-25℃ / 68-77℉ and is adaptable to all weather conditions.
• No Batteries Required---Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops.
• Easy Installation---Designed for common greenhouse vent openers, this opening cylinder is easy to replace, easily replacing damaged or deteriorated parts and restoring the original performance of the greenhouse window opener.
• Time and Labor Saving---Replacement cylinder can withstand the demands of the greenhouse environment, ensuring that the greenhouse door opens and closes on a regular basis to promote plant growth and provide more convenience for your gardening projects.
• Window Opener Replacement---Only provides replacement cylinders for your convenience to replace the old greenhouse window opener auto cylinder, window opener is not included, please check carefully.