John Guest USA, Inc.
John Guest USA, Inc. 
 
JOHN GUEST USA, INC.
180 Passaic Ave.
Fairfield, NJ 07004 USA
Phone: 800-945-4872
FAX: 973-808-5036
 
John Guest is a world-leading manufacturer of high-quality engineered push-fit fittings, valves and pipe, ranging in sizes from 1/4" to 1/2" OD and 1/2", 3/4" and 1" CTS in a variety of configurations for potable water and traditional plumbing applications. Fittings are easy to use and require no tools to make reliable leak-free connections. John Guest products are lead-free and are listed with NSF Standards 14, NSF61, CSA Standards pw and IAPMO Plumbing Codes.