Hvacware
HVACWARE is your home for HVAC selection software. Developed to aid the engineer, architect, contractor and other HVAC professionals with sizing, product selection and specification.

Hydrotherm
Hydrotherm has been making cast iron boilers since 1955. Today, our company has evolved to meet the changing demands of the heating marketplace. We continue to make important investments in capital and people to be the best in our industry. With unmatched customer support and flexible systems to meet most every heating need, Hydrotherm is your performance choice.

Koldwave
Koldwave, a manufacturer of commercial and residential air conditioning.

Mestek, Inc.
Mestek, Inc. is a family of over 30 specialty manufacturers providing heating, ventilating, and air conditioning products, machine tool, coil handling equipment, flexible metal pipe and computer information systems and services.

MTI
Mestek Technology Inc. provides business software solutions for manufacturing.

RBI Water Heaters
RBI Industrial/Commercial and Domestic Hot Water Heaters & Boilers

Smith Cast Iron Boilers
Smith Cast Iron Boilers for commerical or residential use.

Spacepak
SpacePak is a unique and versatile solution to your air conditioning needs. Suitable for residential and commercial properties, SpacePak is the flexible choice for central air.

Sterling HVAC
Sterling HVAC equipment, A Mestek Company, is proudly "Made in the USA". Sterling has been a major producer of CSA certified Gas Fired and Hydronic Unit Heaters for over 40 years. High and Low Intensity Infrared, Rooftop Duct Furnaces, Evaporative Cooling Units, Packaged HVAC Rooftop and Indoor Make-Up Air Units, and a full line of Industrial Products enhance Sterling's complete line of HVAC equipment. Sterling offers factory direct application specialists and local sales representatives to assist in the selection and applications of Sterling HVAC equipment. To contact your nearest Sterling representative, visit the Sales Reps section of this web site.