The DDL4 Double Sided Wooden Standing Rung Ladder can also be known as a Painters or Electrician Ladder. It has been manufactured in Dublin by Valentine Ladders since 1956 to the highest quality. With non-conductive wooden stiles and rungs, this ladder is ideal for working around electricity. Features include a wide base for great stability, top edge caps for a smoother profile and rubber slip resistant feet. With a top rung height of 1.12m, this ladder works indoors and outdoors. Suitable for professional use.