we have particular experience of manufacturing explosion proof equipment. we manufacture a range of electric wire rope hoists for use in zone 1 areas up to 100 ton capacity, some with very high heights of lift. this illus......we have particular experience of manufacturing explosion proof equipment. we manufacture a range of electric wire rope hoists for use in zone 1 areas up to 100 ton capacity, some with very high heights of lift. this illustration shows a 10 ton unit for use on a monorail for the alba platform supplied to chevron.