Trulite Glass & Aluminum Solutions’ CG330 (Non-Thermal), CT331 (Single-Thermal) & CT332 (Double Thermal) Storefront Framing System is engineered to provide simple fabrication, easy assembly and problem free installations in an easy to use, economical flush glazed framing system. The recessed 1 1/4" (2 1/4" with fin) x 4 1/2" center glazed screw spline framing system is ideal for single span storefront applications. The system has options for non-thermal, single and double-thermal lending itself to the varying needs of our customers. The system can be glazed with 7/8", 1" or 1-1/16" insulated glazing infill. Trulite’s 200, 300 & 500 entrances are easily integrated into this system.