NEW: Water Flow Characteristics of Thermoplastic Pipe is a free downloadable tool from the Plastic Pipe Institute. A quick useful tool for determining velocity and pressure drop. The technical document which comes with the program should be in every designers hands. 

Indoor Air Quality Emission Simulation Tool (IA-QUEST) – Version 1.1, This is one of the very few IAQ simulation tools for designers and its available from the National Research Council Canada. It allows the user to specify ventilation rates, time and materials for out gassing and concentrations.

This 11th Edition version is a comprehensive resource for any designer. It comes with a full library of graphics (8500 in all!) complimented by editorial and technical content on the building sciences. Some of the text and graphics we have posted here.  Available from AIA.

Indoor Environmental Design: Practical Solutions to Everyday Problems, provides specific solutions to the everyday challenges of achieving acceptable indoor environmental quality within real-world budget constraints. The program is of benefit to designers, building owners, architects and contractors who are faced with the daily engineering challenge of specifying systems that maximize IAQ, thermal comfort and noise control. Available from ASHRAE.

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