Lomanco 904W White Adjustable Louver

The Lomanco Series 900 Adjustable Louver fit roof pitches of 2-1/2/12 to 9/12. The ingenious design actually forces the louver blades to pivot, changing angle as the unit is adjusted. This permits maximum air flow capacity while assuring optimum protection from the weather. Constructed entirely of heavy gauge aluminum Adjusts from 2.5/12 to 9/12 roof pitch 8″ x 8″ perma coated screen 1-1/2″ wide mounting flange Pivoting blades provide maximum weather protection Fast & easy installation. Specifications: Color: White Frame LTH. (in.): 21.25 Adjustable Base LTH. (in): 41.625 – 34 NFA (in.): 34 to 69.