750 x 300 mm., 600 x 450 mm., 750 x 450 mm., 600 x 600 mm., 750 x 600 mm., 900 x 600 mm., 750 x 750 mm., 900 x 750 mm., 900 x 900 mm., 600 x 1050 mm., 750 x 1050 mm., 1000 x 1050 mm., 600 x 1200 mm., 750 x 1200 mm., 600 x 1500 mm., 750 x 1500 mm.
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Load class (minimum)
F 900.
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Frame or support
Horizontal and vertical seating's of covers and frames are machine finished and assembled with metal to metal contact to a tolerance of 0.25 mm.