Proco Products Inc.

Proco Products, Inc. is a global supplier of Rubber Check Valves, spherical and spool-type rubber expansion joints, convoluted PTFE expansion joints and pipe penetration seals. We are headquartered in Stockton, California and have a $1.6 million inventory of expansion joints ranging in size from 1/2" I.D. to 72" I.D. Please visit our website for the latest information on rubber and Teflon(r) type expansion joints. We have an extensive agent network and can support your needs at a moments notice. Call for the Agent nearest you.