Z-Vent™ elbows developed with Z-Weld™ technology are now available. The Z-Weld technology provides improved structural integrity, extending the service life of a system. The highly controlled welding process makes no change to molecular structure and offers corrosion resistance. The elbows are supplied fully welded and are airtight and watertight. They are available in sizes 5-24 inches, single- and double-wall versions. According to the manufacturer, the weld needs to withstand high temperature and extreme corrosion resistance, and Z-Vent elbows with Z-Weld technology achieve this by exceeding industry requirements.

Z-Flex Inc., 20 Commerce Park N., Bedford, NH 03110; 800-654-5600 (U.S.) or 416-679-0045 (Canada); sales@z-flex.com; www.z-flex.com