Dampers:

• Louver & Butterfly Dampers
• Guillotine/”Flex-Seal” Guillotine Dampers
• Diverter Dampers
• Double Louver (Tandem) Dampers

Expansion Joints:

• Nonmetallic Fabric Composite Expansion Joints
• Metallic (Round & Rectangular) 

Water Control Gates

Field Service

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Industrial Marketing Systems P.O. Box 890 Twin Peaks, CA 92391-0890 Phone: 800-937-8099; 909-337-2238 Fax: 909-336-5293