Lomanco 750B aluminum Roof Louver - Black Pulls 5/16" x 12"

5/16" x 12"

Easy to use back-flush system

Rewinds line 3X faster than traditional chalk reels

Features a camouflage pattern

Thread FPT 1"

Lomanco 750B aluminum Roof Louver - Black Pulls 5/16" x 12""LOMANCO" ROOF LOUVER 16" x 20 5 16" x 5" overall size. Three sides louvered for greater air flow. Large nailing flange. All aluminum rust free construction. Fits all pitched roofs. Weather tight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Bird proof. Embossed aluminum mill and painted finishes. 700 has neoprene damper for use as kitchen bathroom exhaust vent. Black Color.