The FM Graham structurally glazed curtain wall systems are butt glazed at the vertical mullions using structural silicone. Pressure plates and snap covers are used at the horizontals.

• Outside glazed with vertical structural, butt glazed joints
• Glass secured to vertical with 1⁄4” x 1⁄2” structural silicone seal
• Split male-female mullion which allows factory assembled and sealing to reduce cost and improve quality control
• 1⁄4” glazing gaskets with 3⁄8” thick thermal insulator at the horizontals
• Accommodates 1⁄4” to 11⁄8” infill material depending on model
• Infill material secured at the horizontals by screw applied pressure plate
• Snap-on covers at horizontals conceal pressure plate screws and allows dual colors
• Engineering assistance with custom applications
• Superior craftsmanship and exceptional technical expertise