Standard Aluminum, 910C, FC, 1" Setback, Ext Clear Anodized/lnt Clear Anodized U-Factor: .52, SHGC: .21, VT: .48 Size: RO 34" x 39" Net Frame 33 1/2" X 38 1/2" Model: Casement Handing Available: 2 x Left, 1 x Right Glass: 3/32" SunCoatMAX (Low-E) over 3/32" Clear Other Glass: Gray EdgeGard Spacer with Argon Hardware: Push Out Handle, 90 Degree Hinge Screen: Hinged with Fiberglass Mesh Ratings: STC: No Rating, OITC: No Rating, Tested: LC40 Clear Opening: W 29 3/16" x H 35 7/8" Sq. Ft. 7.27 Egress: Yes Other Ratings: CPD: MIL-A-171-03242-00001