About 2 Trademarks found that are owned by Nortek Global Hvac Uk Limited

Gas-fired radiant heaters for industrial and commercial use; Overhead and wall-mountable radiant heating systems comprised of pipes, manifolds, valves and controls sold as a unit, and structural parts and fittings therefor, namely, gas-fired tubular radiant heaters, automatically-controlled gas burners and radiant combustion heaters in the nature of single and twin parallel radiant tube heaters

Overhead and wall-mountable radiant heating systems and parts and fittings therefor, namely, gas-fired tubular radiant heaters, automatic control gas burners, burner controls, burner control housing, vacuum fans, self-checking vacuum proving circuits, control panels, thermostatic controls, thermostatic monitors, electronic program start-ups, radiant sensors, radiant thermostats, programmable time switches, single radiant emitter tubes, twin parallel radiant emitter tubes, stainless steel reflectors, adjustable suspension brackets, twin wall flue components, and downdraft diverters, all for use in space heating