PGT Classicvue Max Aluminum SH600 has a movable bottom sash slides open vertically Pre-tensioned spiral balance system – Provides smooth, easy opening and closing Integrated lift rails and deluxe swivel locks – Allow easy fingertip operation Configuration Options – Radius Top and Half Radius Top – Proview/Oriel and Custom Sashes Standard glass options – Single Read more about PGT Classicvue Max Aluminum SH600[…]