FEATURES INSIDE THIS ISSUE
Volume 39, Number 5, May 2011 Random Thoughts Concerning Fire Sprinklers and
the Water That Passes Throught Them Since a large portion of the country sees freezing tem- peratures during the year, protecting the fluid inside Story on page 36
Back to Basics: Wet & Dry Sprinkler Systems Since a large portion of the country sees freezing tem- peratures during the year, protecting the fluid inside Story on page 44
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Antifreeze in Wet Fire Sprinkler Systems Since a large portion of the country sees freezing tem- peratures during the year, protecting the fluid inside Story on page 50
Considerations When Selecting a
Grease Interceptor Since a large portion of the country sees freezing tem- peratures during the year, protecting the fluid inside Story on page 52
Protecting Structures from Sewer Backups Since a large portion of the country sees freezing tem- peratures during the year, protecting the fluid inside Story on page 56
A New Generation of Eye/Facewashes Since a large portion of the country sees freezing tem- peratures during the year, protecting the fluid inside Story on page 57
COLUMNS 6
14 18 22 26 30
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INDUSTRY NEWS & OTHER DEPARTMENTS
8 | NFPA Conference & Expo slated for Boston
8 | Grundfos “Pumps on Tour” kicks off its 55-city expedition
8 | Team Mechanical completes installation of solar wall
8 | Precision Plumbing Products goes green
10 | WD-40 Military Collectible Series honors those who serve
10 | IAPMO Education Course receives U.S. Green Building Council approval
12 | James Roberts recognized for contributions to Hydraulic Institute
Editor’s Letter: Stating the case for multipurpose plumbing/fire sprinkler systems Designer’s Guide: The value of plumbing
Code Classroom: Is PVC an acceptable vent material for flue gases? FPE Corner: Aircraft hangar fire protection
Hydronics: Prefabrication: A key to higher quality and profit Solar Solutions: Solar combi connections with hydraulic separators
Page 4/Plumbing Engineer
12 | Panasonic partners with PUNCHouse Project 234 to provide ventilation for net-zero energy home
34 | THE BIM REPORT 61 | INDUSTRY MOVERS 62-64 | NEW PRODUCTS 65 | CLASSIFIEDS & AD INDEX
May 2011
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