Interstate Material Supply ( IMS ) is a California corporation founded in 1989. We are a raingutter and sheet metal distribution company, serving the contractor in several states. We maintain a complete inventory:

  • Distributor of the Ironman Raingutter Machines, sales and service.
  • Well established as a seller of aluminum, copper and steel products, high quality material. Aluminum coil with matching accessories come in 32 colors, including clear.
  • Energy Saving Products
  • Custom made Sun Screens
  • Solar Attic Fans
  • Tubular Skylights
  • DrySnap an under deck rain carrying system
  • 100 Year Warranty on aluminum
  • 16 OZ copper coil and sheet stock
  • 32 Colors in aluminum with matching backer
  • 32 Colors of aluminum downspout and elbows
  • 32 Colors of matching accessories
  • .024 Aluminum 3” round downspout and elbows
  • Custom offsets made to order in 2X3, 3X4, and 3” round aluminum and copper

IMS’s Goal “Service A Notch Above The Rest!”

New Hours

IMS would also like you to know that starting May 23rd we will be changing to our new summer schedule. Our NEW HOURS will be Monday through Friday from 7:00 A.M. to 4:00 P.M. For scheduled next day deliveries please have your order in by 2:00 P.M. As a reminder we will be closed on May 30th in observance of Memorial Day.

FAQ's and Document Center

Have some questions?

Visit our FAQ and Document page. Here you will find Color Charts, How To's, and other useful information ready to download.
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IMS News

New Hours
There is said to be two types of suppliers in this world. The companies that accomplish things and the companies who CLAIM to accomplish things. Interstate Material Supply is definitely a company that accomplishes!
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