Johnson Supply offers a wide range of heating and ventilation systems. The company wholesales and distributes air conditioning and refrigeration systems. It sells products of more than 200 goods manufacturers. It offers a variety of compressors and servicing tools. The company supplies products of various manufactures that include DuPont, Dwyer, Friskers, Florida Heat Pumps, GE Motors, Honeywell and Imperial Eastman. Johnson Supply provides a wide range of products, such as actuators, air cleaners, boilers, blowers, copper fittings, flex ducts, humidifier, propellers and transformers.Additionally, the company provides thermo-hygrometer. It provides product shipping services for customers. The company has a branch in Webster, Texas.