Mueller is an established leader in the plate and frame heat exchange industry. When maximum performance and economy in transferring heat from one liquid to another, or from steam to liquid is desired, Mueller is the choice.
	The Mueller Temp-Plate Heat Exchanger Technology designates an infinite variety of efficient and versatile heat transfer products fabricated from two metal sheets. One or both can be embossed.
	Parker Boiler Company is a premier manufacturer of serpentine bent water tube, steam and hot water boilers. In addition, Parker manufacturers Indirect Water Heaters, Boiler Feed Systems, Blowdown Tanks and Heat Exchangers.
	TCF Aerovent, as a leader in the air moving industry, manufacturers a large selection of Fans, Blowers, Roof Ventilators and Gas Fired Air Make-Up Units.
	Madden manufacturer Boiler Blown Down Heat Recovery Systems. The system recovers heat in continuous top blowdown water: reduces discharge temperature; lowers fuel costs.
	Thermal Transfer Products, Inc. manufactures air and water cooled heat exchangers. Focus is on Shell and Tube, as well as Electric Motor Driven, Fan Type Heat Exchangers.
	Duall manufactures Corrosion Resistance Pollution Control and Ventilation Systems; consisting of Scrubbers, Fans, Stripping Towers, Exhaust Hoods and Duct Fittings.