[DIRECT REPLACEMENT] Built as a practical replacement cylinder for automatic greenhouse window openers this part helps restore smooth vent operation and supports easier daily greenhouse management.
[HEAT RESPONSIVE] The sensitive cylinder reacts to temperature changes within a 20 to 25 range 68 to 77 and helps vents open or close automatically to improve airflow around your plants.
[SOLAR POWERED] Designed for non electric use this solar heat sensitive opener cylinder works without wiring or batteries offering a simple solution for greenhouse ventilation.
[GREENHOUSE READY] Suitable for most greenhouse this replacement part helps reduce manual checking saves time and supports a more stable growing environment through daily use.
[PRODUCT DETAILS] Made of ABS in black this window opener cylinder measures about 33 x 1.5 cm 12.99 x 0.59 in and comes as 1 replacement piece for greenhouse accessory needs.
