Stationary aluminium staircase with 45� slope;Step width: 800 mm;Step depth: 225 mm;Step design standard in corrugated aluminium (R 9), optionally also available with other coverings.Handrail on one side � 40 mm with screwed fasteners as standard (height: 1.100 mm);Second handrail optional (required for wall distance>120 mm according to DIN EN ISO 14122-3);For stairs with step width 800 or 1,000 mm, from 3.300 mm vertical height, a central support is required (at an extra charge or on site);Easy assembly due to delivery in pre-assembled modules including assembly instructions;Maximum load: step load 150 kg, total load 300 kg;Note: The standard delivery includes connecting parts made of galvanised steel, which are suitable for indoor use. For an additional charge, these can also be made of stainless steel, which is recommended for outdoor use.