Specifies the requirements for folding wooden lattice steps of eight sizes (from 3 treads to 10 treads) and folding step stools for domestic use. Dimensions and methods of construction are prescribed and an appendix deals with some species of timber suitable for the construction of these articles.
BS 1893:1952
Original price was: $264.16.$132.00Current price is: $132.00.
Specification for wooden domestic lattice steps and step stools
BSI Group , 07/09/1956
