HEATKEYS

Slide charts, wheel charts, slide rule style calculators. Design, development and production in our plant. Free design consultation & sample.

SET Duct Manufacturing

Tools and Basic Information for Design, Engineering and Construction of Technical Applications

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Hydro-Temp is the manufacturer of Geothermal water source heat pumps. We Custom Build each central heat and air system, Geothermal Heat pump, Water source Heat pump, Ground source heat pump, dehumidifier, Pool heater, Hot water heating, Priority, ...

Tambe Metal Products provides ductwork fabrication and complete installation of residential and commercial heating and air conditioning systems.

Since 1904, CertainTeed has supplied excellence in its quality exterior and interior building products. Reliability and performance wrapped in beauty. CertainTeed: building products manufacturer. Quality made certain, Satisfaction guaranteed

Specializing in airborne noise control, structure-borne vibration isolation, seismic and wind restraint, floating floor systems, industrial noise and vibration control, environmental noise control, community noise control, and acoustical wall treatme...

HVAC hvac software refrigerant refrigeration psychrometric software pda palm pmtherm pmreftool ductulator electronic ductulator calculator calculation refrigeration system pressure charts

HVACcharts.com is your source for superheat, subcooling and a variety of other refrigeration calculators.

PermaShield Pipe (PSP®) by Fab-Tech Inc. - Factory Mutual approved stainless steel duct, pipe and fittings with a fluoropolymer barrier bonded to interior surfaces for fume exhaust and process pipe solutions.

Stride Tool, Inc. - Supplier of Imperial Brand Specialty Hand Tools