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Software bulletin board for HVAC contractors, home-owners, do-it-yourself enthusiasts to use for heating and air conditioning concerns.

Digital Thermometers - Palmer Wahl Instrumentation Group - the finest manufacturers of thermal imaging devices, infrared thermometers and other industrial ...

Engineering software which will automate your calculations for: tank heat loss and insulation, tank capacity, stack gas emissions, tank surface area and insulation, orifice diameters, liquid flow, engineering units, enviromental conversions and Volunteer software.

Whether you are in need or project management software, construction management software, or software for any variety of business needs, Capterra is the place for you. As a software industry leader, Capterra understands the need for software in our increasingly web-based global economy. With over 23,000 software product listings, you’re sure to find what you need at Capterra!

HVAC-Calc, 1-888-736-1101, is an easy to use yet acccurate computer program for calculating heat loss and heat gain, both residential and commercial.

On the and von Wentzel, our Prout Escale catamaran, lead acid batteries, cost modeling, Apple Airport wireless networks, and home heating and cooling systems.

Build It Solar will help people with Do It Yourself skills build solar projects that save money and reduce pollution. It is a "hands-on" site with detailed plans for solar projects including solar space heating, water heating, passive solar home design, solar pool heating, solar cooking, photovoltiacs, wind generators, and others.