These aluminium ladders seem good for £49.99, they will be available instore at Aldi from Sunday 25/10/15.
Product Information :-
Multi-purpose, foldable ladder with 12 rungs, 2 wide-span stabilisers and 2 scaffold plates. Can be used as a step ladder, extension ladder or work platform.
Includes 2 Weatherproof, Non-slip Work Platforms (approx. 824 x 298mm and 554 x 298mm)