SPECIFICATIONS Frame depth: 83 mm with three rails and 47 mm with two rails Sash depth: 28 mm Infill depth: 4-18 mm Categories: Architecture systems Sliding systems Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Tumblr (Opens in new window) Description SPECIFICATIONS Frame depth: 83 mm with three rails and 47 mm with two rails Sash depth: 28 mm Infill depth: 4-18 mm