Enhance airflow with our Liberty Louver Opener. Opener ensures fully automatic opening and closing of your louver window according to changes in temperature.
 
Operating range is easily adjustable. The opener can be adjusted to automatically open at a temperature ranging from 60° F to 77° F.
It is recommended that the opener be removed during the winter months.
Works by Solar Energy and does not require electricity. 
Aluminum and stainless steel construction.
Dimensions: 15” L x 1-1/2” W x 2” H.