Electrically insulated industrial fibreglass steps with fibreglass treads.Suitable for hazardous non-spark environments, cleanrooms etc.Slip-resistant rubber feet and 85mm deep serrated treads for added safety.In-built tool holder.Capacity:150kg.BS EN131 compliant. Electricity Boards Standard ESI 13-1 and ANSI 14-5 compliant.Made in the UK.Non-conductive with added hygienic and chemical resistant properties. Often used in the food and petrochemical industries.