Product categories within the Gruvlok® catalog include couplings, flanges, butterfly valves, suction diffusers, check valves, tee strainers, Y strainers, service valves, automatic air vents, balancing valves, globe balancing valves, pump connectors, lubricants, fittings, dielectric nipples, roll groovers, and gaskets. For each item, a color photo, line drawings, features, and other data, such as material specifications and charts and/or graphs, are given.
Anvil International, Inc., 110 Corporate Dr., Ste. 10, P.O. Box 3180, Portsmouth, NH 03802-3180; 603-422-8000; 603-422-8033 (fax); Webmaster@anvilintl.com (e-mail); www.anvilintl.com (website).