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Online Software For Selecting Water Pressure Booster Systems
Much has been written about the benefits of VFDs, so we contacted 14 booster pump manufacturers to find out what types of online software they offer plumbing engineers to help them design VFD or PRV systems.

by Richard Hanson and Rich Smith


Back to Basics: Sprinkler Piping Materials
The most commonly used steel pipe for sprinkler systems is black steel pipe. Copper tubing is another piping material listed for sprinklers in NFPA 13. Also, plastic pipe (namely, CPVC and PEX tubing) is permitted for certain types of sprinkler systems.

by Julius Ballanco, P.E., CPD

An Introduction to Patent Law
Patent law is constantly changing, with new theories and defenses developed by various federal, district and state courts, as well as the legislature. Patent law is a federal law and related intellectual property includes trademarks (which are matters of federal and state law), copyrights (which are matters of federal law) and trade secrets (which are governed by state laws).

by Wendy Buskop, JD

When You Need a Million
There are currently hundreds of options for providing this level of heat input to a system. They include a single boiler or multiple boiler system fired by gas, wood, wood/wood pellets or electricity, as well as non-combustion options such as geothermal heat pump. Of these, gas- and oil-fired boilers are still the most common.

by John Siegenthaler , P.E.

News Briefs
Tyco Fire & Building Products now offers CEU credits for its courses. And Rheem Mfg. Co. has a new president/CEO.

The Green Corner
"Green" newsmakers this month include the Water Environment Research Foundation, Uponor and Chicago Faucets.

IAPMO, Indonesia BSN Agree on Standardization
The National Standardization Agency of the Republic of Indonesia and the International Association of Plumbing and Mechanical Officials recently  reached a cooperative arrangement that will aid in the development of Indonesian national standards for health, safety and the environment.

BIM Strives for Coordinated Construction Solutions
The chief advantage of BIM is that it allows a greater degree of collaboration among designers; mechanical, electrical and plumbing contractors; and building owners. Most of BIM’s potential benefits come from members of the construction team sharing the same building model — or different views of the same model, said Robert Middlebrooks, industry programs manager for Autodesk during the recent annual Mechanical Contractors Association of America convention held in Palm Desert, CA.

by Bob Miodonski

Top 10 Prod of 2007: Water Fill Valve
MJSI, Inc., offers its proprietary HydroClean water fill valve, which saves water, cleans the tank and detects leaks.

Top 10 Prod of 2007: Shower System
The Speakman Versatile shower system combines the features of both a hand-held and fixed showerhead.

Top 10 Prod of 2007: High-Efficiency Residential Gas Boilers
HydroTherm has introduced the FX Series of high-efficiency gas-fired, cast-iron residential boilers.




















College of Product Knowledge CD by Don ArnoldCollege of Product Knowledge CD by Don Arnold

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Water Quality Association
Want to know more about water? Then look no further than WQA's Water Information Library - a new cross-industry database of information consisting of articles
from the top industry publications as well as WQA's own extensive technical papers and resources.


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