BASIC DIMENSIONS. The maximum height a step ladder can extend between landings is 6 m. The width of the step ladder between the stiles is 375mm to 525mm. The stile may be of any shape, provided it fits within a circle 40mm≤ dia ≤ 80mm.
All our DR LADDER products are passed AS/NZS Australian Standard. Numerous tests are undertaken to ensure that the DR LADDER products are STRONG, STABLE and SAFE.
We are here to protect ladder users from injury and harm.