Write a review 10" x 10" opening, 50 sq. in. free area, 17-5/8" x 16-13/16" flashing, Interior louver, Eliminates need for screen SKU: 41594416 MFG: R50A Shop more products by Ll Building. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Shipping charges calculated at checkout. $16.65 Quantity 10 20 30 40 50 60 70 80 90 100 In Stock Add to cart Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: 10" x 10" opening 50 sq. in. free area 17-5/8" x 16-13/16" flashing Interior louver Eliminates need for screen Aluminum Finish: Mill R50 Series FEATURES MFR: R50A SKU: 41594416 UPC: 050206100004 Brand: Ll Building