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.080" (2mm) minimum wall thickness with .125" (3.2mm) intermediate door frames
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Thermally-improved and non-thermal versions for 1/4" (6.4mm) glass
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Shear block or screw spline assembly, or a combination of the two
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Thermally-improved immediate door frames for energy efficiency
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Internal reinforcements at closer, strike, and mullion/center post
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Frame extrusions are manufactured from 6063-T5 aluminum alloy
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Internally reinforced with aluminum bar stock at the closer, mullion, and locking strike attachment point to reduce metal fatigue and prevent component loosening
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