The group’s principal activity is to distribute plumbing supplies, pipes, valves, and fittings. The group also distributes heating and cooling equipment. The group’s services include setting-up and performing maintenance programs, emergency repairs, valve surveys, electronic valve testing, and field services. The products of the group include Nicholson Steam Traps, Uniflex Couplings, Strainers, Condensate Pumps and Straight Line Water Heaters, Spence Safety and Safety Relief Valves.The group operates from Minnesota, North Dakota and Wisconsin.