Brand Ply Gem

Color White

Fastener Material Vinyl

Flange Dimensions 7-1/2" x 7-1/2"

J-Channel Inside Dimensions 1/2" Adjusts to 1-1/4"

Projection N/A

Rectangular Knockout 2-3/16" x 3-3/4"

Round Knockout 3-11/16"

Surface Dimensions 8-3/16" x 8-3/16"