[DURABLE QUALITY MATERIAL] Crafted from materials this greenhouse vent opener cylinder is solid durable and built to last It resists wear and tear from outdoor elements ensuring long term reliable performance in your greenhouse
[AUTOMATIC TEMPERATURE CONTROL] This smart cylinder automatically adjusts from 15 to 25 degrees Celsius as the temperature changes It maintains the ideal growing environment preventing your greenhouse from overheating and protecting your plants
[SOLAR POWERED AND NON ELECTRIC] Using solar energy this opener requires no electricity or batteries It opens or closes your greenhouse vents as the temperature rises or drops making it and cost effective for any gardener
[EASY TO INSTALL AND USE] Designed for greenhouse windows this replacement cylinder is simple to install and operate Its double spring mechanism ensures smooth opening and closing with a support rod total length of 33.5cm and a maximum diameter of 1.5cm
[VERSATILE AND SAFE] Ideal for most greenhouse windows this opener is not for use where temperatures exceed 50 degrees Celsius It comes ready to use after refrigeration and provides automatic ventilation for plant growth
