Pemko EXT3_ Sill Extender Extenders fit all 5-degree, 4-7/8" wide, and 5-3/4" wide extrusions. Ratings BHMA Certified Finishes EXT3A: A - Mill Finish Aluminum Aluminum EXT3D: D - Dark Bronze Anodized Aluminum Downloads Pemko EXT3_ Cut Sheet (.pdf) Pemko EXT3_ Line Drawing Autocad (.dwg) Pemko EXT3_ Line Drawing Autocad (.dxf) Close Request Information Our consultative experts are ready to help. Contact us here: loading Interested in this product? Contact us to order Related products Pemko EXT3/4_ Pemko EXT2_