Holtab AB is a provider of products and services such as cable conduits, non-industrial,cable conduits, industrial,cable conduits, fire resistant,cable conduit systems, underfloor,cable conduit fittings and accessories, metal,cable conduit fittings and accessories, non-metallic,cable conduit fittings and accessories, flexible,transformer booths, indoor,transformer booths, outdoor,transformer booths, portable,transformer booths, pole mounted,transformer booths, prefabricated,transformer booths for tunnels and mines,transformer booth components and accessories,substations, electric,substations, ac traction,substations, dc traction,substations, electric, mobile,substations, packaged, electric,trunking, cable, electrical,enclosures, flameproof or explosion proof, electric,distribution cabinets, electrical,switch-boxes,switch-boxes, portable, outdoor use,control room equipment, electrical,switch hooks, electric,cable transit sealing systems.