Principal Door Signs
MSI ammonia identification principal door signs are placed at all entrances to machinery rooms. Our identification signs are specifically designed to provide a clear hazard warning for employees in food processing plants, mills and cold storage facilities.
- Follow ANSI/IIAR 2-2008 standards (including Addendum A) for the identification of piping, valves and components.
- Signs come in 7" x 12" or 12" x 12" standard sizes, custom sizes are also available.
Marking Services, Inc.
8265 N. Faulkner Road
P.O. Box 240027
Milwaukee, WI 53224
Tel: (414) 973-1331
Tollfree: (800) 234-0135
Web site: http://www.markserv.com