Constructed using aluminum Interna-Rail® handrail with 3/8 in. thick glass infill panels up to 42 in. high, Interna-Rail® KLEAR glass railing system gives architects and contractors design option for areas where transparent design features are required. Handrail does not require top cap on glass, and glass infill panels do not require holes to be drilled for fitting. Posts are attached with grabrail or handrail at 36 in. above walking surface on level, ramp, and stair railings.