Wolff Mechanical is a licensed and insured contractor located in Tempe, Ariz. It is a diversified company that specializes in new custom homes, tenant improvements, commercial new constructions and unit replacements. The company, founded in 1990, is also a member of the Air Conditioning Contractors of Arizona, Arizona Heat Pump Council, Arizona Contractors Association and Better Business Bureau. Wolff Mechanical provides Lennox fireplaces, Honeywell thermostats and radiant heating systems. It also offers free in-home inspection servcies for electrical equipment and ductwork. The company additionally maintains a showroom that features a large selection of heating and air conditioning units, including bathroom exhaust fans, programmable and nonprogrammable thermostats, custom wood and brass registers and air filtration options.