Palram - Canopia | Automatic Louvered Window Opener for Nature Series (Mythos, Hybrid, Essence), Americana greenhouses ROOF VENT OPENER This kit comes with two

This kit comes with two Maze Worm Farms therefore has 4 working trays which can be rotated avoiding the need for more trays

conservatories and entertaining spaces

MULTIPURPOSE & VERSATILE: Whether for your gardening or housework tools

When ordering your extension kit

At 7' 6" tall at the peak

Palram - Canopia | Automatic Louvered Window Opener for Nature Series (Mythos, Hybrid, Essence), Americana greenhouses ROOF VENT OPENER This kit comes with twoThe Automatic Louvered Window Opener is designed to automatically control the temperature and provide additional ventilation in all Palram Canopia Greenhouses. As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of airflow into the greenhouse and closes when the optimal temperature is reached. The vent arm was designed with the use of natural minerals that expand with heat to push a piston, which raises the