Dayton Louver Wall Opening 36x36in Galvannealed 4fzg8

36 In.H 36 in.W non-drnbl gsteel modulr louver louver type stationary blade frame type hat channel frame depth 4 in mounting style flush mount outside height 35 1 2 in outside width 35 1 2 in rough opening height 36 in rough opening width 36 in louver maximum intake 3 063 cfm maximum exhaust 4 376 cfm maximum outside width 35 1 2 in minimum outside width 35 1 2 in flange width not applicable free area 4 sq ft beginning point of water penetration 709 fpm

36 In.H 36 in.W non-drnbl gsteel modulr louver louver type stationary blade frame type hat channel frame depth 4 in mounting style flush mount outside...show more