Windows • Curtain Walls • Entrances • Storefronts Series 2800 Non-Thermal • Series 2900 Thermal* 4 1⁄2" Heavy Commercial Projected Window Project-In and Project-Out • Casement • Fixed Series 2800 carries an AAMA Architectural Grade rating to meet the most demanding specifications. Designed for educational, office or healthcare facilities, the 2800 window system is an attractive product for a wide range of applications. Multiple glazing options provide flexibility to meet specific design requirements. Offered with a complete line of sub frames, mullions and architectural sills, the 2800 window provides the complete solution for your fenestration needs. Series 2900 only - Thermal barrier in vent and frame Enhances energy saving potential Vertical or horizontal stacking members Increases configuration options Dual glazing with optional integral blinds Improved energy savings and interior light or privacy control with low maintenance Angle reinforced vent corners Improves sash/vent rigidity Wide variety of locking and operating hardware available Permits hardware options to address specific requirements Pressure equalization Superior water resistance Screen frames of extruded aluminum alloy are available Stronger, more durable screens Anodized and painted finishes available Multiple options to answer economic and aesthetic concerns Accessory line of subframes, mullions, and architectural sills Allows custom designs with standard product © Copyright 2012 EFCO Corporation 11/12 Improved thermal performance 1000 COUNTY RD • MONETT, MO 65708 • 800.221.4169 • efcocorp.com

Series 2800 Non-Thermal • Series 2900 Thermal* 4 1⁄2" Heavy Commercial Projected Window Vent Frame Construction Main Frame Construction Butt Hinges * Based on NFRC 100 **NFRC Gateway size Friction Adjuster Rotor Operator* Pole Ring Cam Handle Access Controlled Lock Pole Ring Pull** Lift Lock Casement Inswing With 4-Bar Arms Casement Outswing With 4-Bar Arms Casement Inswing With Butt Hinges Casement Outswing With Butt Hinges S-2800 & S-2900 Glazing Chart Monolithic & Insulated Glass Exterior Lite Dual Glazing Interior Lite O - Optional S - Standard Blank - N/A O * Obscure glass thickness ** Laminated...

Windows • Curtain Walls • Entrances • Storefronts Series 2800 Non-Thermal • Series 2900 Thermal* 4 1⁄2" Heavy Commercial Projected Window Frame Construction The frame is constructed from .125" nominal material wall thickness aluminum of 6063-T6 alloy with a depth of 4 1/2". It features a standard equal leg frame. Corners are of screw spline construction and back sealed with small-joint seam sealer. See Illustration 1. Vent Frame Construction The vent consists of a tubular member with .125" nominal material wall thickness aluminum of 6063-T6 alloy with a depth of 2". Vent corners are mitered,...