Vent Opener


Designed to work without electricity. The opener has a metal cylinder containing a wax which expands when heated. This pushes a piston that opens the vent. As the temperature cools, the mineral shrinks and a spring closes the vent and resets the piston.

Out of stock



The univent opener has an adjustable opening temp of between 60-75F and opens to 18 inches. It can handle 15lbs of weight. Additionally, it has a quick disconnect to allow the opener to stay shut.

Additional information

Weight 1 lbs
Dimensions 15 × 4 × 8 in


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