GMI Composites GMI Composites
GMI Composites, Inc. 1355 W.Sherman Blvd. Musk. MI 49441
800-330-4045
  sales@gmicomposites.com
Home Page
Manhole
Composite Springs
Electrical/Insulator
Civil Engineering
Manhole Covers
At GMI Composites, Inc. we have been producing composite manhole covers since 1995. Since that time we have offered our customers wide ranges of physical performances. We produce covers that require loads of only 4,000 pounds. all the way up to those that are required to meet 100,000 pounds. These covers come in a wide variety of shapes and colors. If you have a project that you would like to discuss with us please feel free to call at anytime.