New Product Announcements: 05/13/2009 Tube-framing System: No Welds Needed The tube-framing clamp system allows for the framing of roof opening without welding. The lack of welds saves time and simplifies construction, and the clamps can be relocated and adjusted as needed with minimal disassembly. Each system has a distributed load capacity of 3,000 lb. End clamps slide over joists and under a roof deck, which allows for the framing to be installed with the roof deck already in place. Chicago Clamp Co.; 708-343-8311; www.chicagoclamp.com Water Heater: Storage Tank Prevents Scaling Armor Water Heaters are now available in three new models,
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.