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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Expandable - ability to expand greenhouse in 4ft increments as needs grow
Each set contains 4x10in high panels
4 ft2 TOTAL COVERING AREA 158
) N/A TOTAL STORAGE AREA (SQ/FT) 130
Width 33 cm / 13 in
Automatic Roof Vent Opener for Palram-Canopia® Greenhouses Hangers Expandable - ability to expandDESCRIPTION The Automatic Vent Opener was designed to automatically control the temperature in all Palram Canopia Greenhouses. As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of air to flow into the greenhouse and closes when the optimal temperature is reached. The vent arm was designed with the use of natural wax that expands to push a piston, which raises the window, as the air gets warmer then contracts
