Maco corporation supplies super hoist manufactured by genie industries, usa. Some of the salient features of the super hoists are portable telescoping pneumatic hoist uses co2 or compressed air to lift 9 kg [20 lb] loads; co2 tank as an accessory; lightweight and compact; installation in seconds without any tools required; the original genie hoist based on genie`s first product; and ideal for lifting, positioning and installing air ducts, overhead sprinklers/plumbing, plaster board, ceiling panels and electrical fixtures. These super hoists are available with technical specifications like 1. Gh 3.8 model with features of 3.8-3.8 m/12 ft 5.6 in lift height and 136 kg/300 lbs lift capacity; 2. Gh 5.6 model with properties like 5.6-m/18 ft 4.5 in lift height and 113-kg/250 lbs lift capacity.