w/ Temp. Sensitive Auto-Opener for 2.4 Wide

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Add temperature sensitive auto-opening skylights to your Greenhouse, saving you the hassle of checking and opening them yourself. This will allow fresh air to ventilate inside, to help remove any stagnant air, which will lessen problems such as mildew on your plants.

Please Note that the maximum number of skylights you can have installed on this Greenhouse are 6 units.

These images depict a 'stay arm opener'.