it features Tubelite’s triple-glazed Therml=Block curtainwall, and generates more energy than it consumes. INT67 INTERIOR FRAMING PRODUCT INTRODUCING • System Profiles: 2" face x 5½" depth. • 5½" depth to wrap a standard 4⅞" perimeter wall. • Glazing pocket designed for ½" thick glass with options. from ¼" to ¾".