£ 12.50
Replacement Greenhouse Cylinder Window Opener Automatic for Cold Frames Sensor Sensitive Greenhouses Accessories Vent
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12.50
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Description
Amazon
【HIGH QUALITY】 The core technology is the hydraulic cylinder that contains a plant-based wax, high-quality replacement cylinder for greenhouse window automatic openers or aotovent, as they are commonly called. 【UNIVERSAL】 Replacement Cylinder is compatible with most, For example: hole openers from Orbesen, Gardman, Palram, B&Q and most other British and foreign brands. 【SOLAR ENERGY】 This special designed cylinder containing this wax, works as the greenhouse window openers thermostat, thus there is no need for electrical power supply.Uses solar energy to heat the cylinder. Open or close the greenhouse vents as temperature rises or drops, helping to maintain optimal growth conditions in your greenhouse. 【REPLACEMENT CYLINDER ONLY】 A replacement cylinder for greenhouse window opener. Full set of auto vent opener is not included.(Cold Length is 11", thermal length is 14".）
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Description
(1)
【HIGH QUALITY】 The core technology is the hydraulic cylinder that contains a plant-based wax, high-quality replacement cylinder for greenhouse window automatic openers or aotovent, as they are commonly called. 【UNIVERSAL】 Replacement Cylinder is compatible with most, For example: hole openers from Orbesen, Gardman, Palram, B&Q and most other British and foreign brands. 【SOLAR ENERGY】 This special designed cylinder containing this wax, works as the greenhouse window openers thermostat, thus there is no need for electrical power supply.Uses solar energy to heat the cylinder. Open or close the greenhouse vents as temperature rises or drops, helping to maintain optimal growth conditions in your greenhouse. 【REPLACEMENT CYLINDER ONLY】 A replacement cylinder for greenhouse window opener. Full set of auto vent opener is not included.(Cold Length is 11", thermal length is 14".）
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