Greenhouse Automatic Side Louver Opener - L6 x W5.5 x H24 cmThe Automatic Louver Side Window Opener is designed to automatically control the temperature and provide additional ventilation in Palram - Canopia Greenhouses equipped with a side louvre window. As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of air flow into the greenhouse and closes when the optimal temperature is reached. The vent arm was designed with the use of wax that expands with heat to push a piston, which opens the louvre window, as the air gets warmer, then contracts as it cools, closing with the use of a spring. The Automatic Louvre Opener operates without the use of electricity. Assembled Dimensions: 11 in. W x 2 in. D x 2 in. H Requires a Palram - Canopia louvre side window Opens side louvre automatically as temperature warms for air circulation and heat relief, closes when temperature cools Protect your plants; provide them with the required temperature and humidity levels Adjustable opening temperature range: 15°C - 25°C / 59°F - 77°F Mechanic system - no electricity needed Compatible with Harmony, Mythos, Hybrid, Octave, Essence. Balance, Americana, Oasis, Glory, Grand Gardener, Hobby, Nature Grow, and Prestige greenhouses series Easy to install L6 x W5.5 x H24 cm

Estimated Delivery Lead Time: 3 to 5 working days

For furniture returns, items must be in new and unused condition, unassembled and in their original packaging.