Industrial aluminium platform stepladder, professional trade. Tested and certified to new EN131-2 professional. Folding aluminium platform steps designed for industrial use. Construction: Size of platform – 425 deep x 280mm wide (17”x11”) Width of serrated non-slip treads – 80mm (3.5”) Locking stays Good rubber feet fitted all round, If you require advice concerning the safe use of ladders the Department of Trade and Industry Consumer Safety Unit has produced a guide, The Ladder User’s Handbook Ref No. URN 95/577. This is available free of charge and can be ordered direct from the Department of Trade and Industry by dialling 0845 015 0010 and quoting the Ref No. The number of treads quoted includes the platform. Designs may change.