Class A steel ladders, for permanent attachment to chimneys and other structures. Class B, for permanent attachment to silos, bins and agricultural plant, which may be formed of steel or aluminium.
BS 4211:1987
Original price was: $190.50.$95.00Current price is: $95.00.
Specification for ladders for permanent access to chimneys, other high structures, silos and bins
BSI Group , 06/15/1992
Pages: 18
