Spence Engineering Company, Inc.
December 19, 2002
The Series 2000 temperature regulators are single- or double-seated, reverse or direct acting, two- or three-way bronze valves that feature galvanized iron union ends; spring-loaded, Teflon(r), chevron-type packing; and a copper bulb with armored capacity. The regulators are available in sizes 1/2 to 2 in. for temperatures to 450 degrees F.