Mestek is a family of more than 30 specialty manufacturing companies that provide HVAC and metal forming products. Mestek s companies offer such products as fire, smoke and air control dampers; architectural and supply air louvers; fan coils; evaporative cooling systems; door products such as vision frames, louvers, edges and astragals; grilles, registers, diffusers and variable air volume terminals for air distribution; indirect and direct gas-fired heating units; hydronic kick-space heaters; convectors; floor vectors; cabinet heaters; walk-through access doors; rooftop ventilators; custom-designed systems for metal fabricating; plumbing products; stamping and progressive dies and forming systems; residential and commercial cast iron boilers; and material handling and automation equipment. Mestek also has a software division, Mestek Technology, which provides the Specifiers suite of product selection software tools. The software is used to simplify the process of selecting, configuring, specifying, quoting and purchasing HVAC products. Mestek is headquartered in Westfield, Mass.