• Ventomax Automatic Vent Opener - 8040160
  • Ventomax Automatic Vent Opener - 8040160
  • Ventomax Automatic Vent Opener - 8040160
  • Ventomax Automatic Vent Opener - 8040160
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Retail: $31.95
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The Ventomax opener allows solar powered control of top mounted window vents for a very affordable. Ventomax window openers have an adjustable opening temperature of 60° F to 75° F and an 18" maximum opening which would be reached at approximately 20° to 30°F above opening temperature. Ventomax openers are made from corrosion resistant electro galvanized steel painted black. Recommended for roof vents only. Order more than one and save!

Ventomax Features

  • Adjustable opening temperature of 60° F to 75° F
  • Maximum opening of 18"
  • Recommended for vents up to 15 lbs.
  • For use with roof vents only


How does a Greenhouse Autovent work?
A strong metal tube contains a mineral wax which expands with heat. This pushes a piston which opens the auto vent via a balanced linkage. As the temperature drops, the wax shrinks and a strong spring closes the vent and resets the piston.


Product Manuals, Tips, Specs, & Guides
Ventomax Opener Instruction Manual
Ventomax Opener Installation Video

Overall Customer Rating of 1 Reviews:

Gas vent actuator

Rating:
Works great. easy to install