42" Double-Panel Shutter

• Exhaust shutter, gravity operated, double panel, fits fan diameter 42", overall square 45", opening required 42 ½" x 42 ½", frame depth 3", open depth 6 ¼", flange width 1 ½", free area 10.253 square-ft., max velocity 2500 FPM, vertical mounting position, blade material white painted aluminum, extruded aluminum frame and G-90 galvanized tie rod, for use with vertical mounted exhaust fans.

Exhaust shutter, gravity operated, double panel, fits fan diameter 42", overall square 45", opening required 42 ½" x 42 ½", frame depth 3", open depth 6 ¼", flange width 1 ½", free area 10.253 square-ft., max velocity 2500 FPM, vertical mounting position, blade material white painted aluminum, extruded aluminum frame and G-90 galvanized tie rod, for use with vertical mounted exhaust fans.GRAINGER,W.W.