New Florida Representation
08/22/16

GPK Products, Inc. / Indiana Seal is pleased to announce Specified Sales Associates is our rep in the state of Florida (excluding Panhandle West of the Apalachicola River).  Specified Sales Associates brings an experienced sales team and will inventory at their local warehouses.

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AIS Compliant
06/03/15

Indiana Seal will meet AIS  or "American Iron and Steel"  requirments.

Please specify when you need AIS compliant couplings to ensure all items are produced in a manner compliant.

Fast Branch Tee
04/21/15

We are proud to introduce our latest product the Fast Branch Tee.  The solution for stocking one item to branch off Plastic, Clay, and Concrete Pipes.  For additional information please contact Indiana Seal or your local representative.

New February 2, 2015 List Prices Available for Download
01/16/15

The New February 2, 2015 List Prices are available to download in Excel or Adobe pdf.

You can find them in our downloads section.

February 2015 Price Increase
12/05/14

Due to market conditions GPK Products, Inc. will implement a 15% list price (current list price x 1.15) on the PVC Fittings and Drainage Products catalogs on February 2nd, 2015.

We are also announcing a 2% list price increase on Indiana Seal (current list price x 1.02) On Monday February...

New Product Introduction
09/15/11

Indiana Seal is now manufacturing 10” and 12” Seal Caps. These Seal Caps will fit pipes with Sewer or IPS O.D.’s. Contact your area manufacturer’s representative or call the factory direct, and one of our customer service representatives will help you out with pricing and availability.

Introduction of New Products
08/05/11

GPK Products / Indiana Seal is please to announce its newest product for the sewer and drain industry. If you are concerned about shear failure and pipe offset, then our new product will help to reduce these issues. “Shear Guard” by Onset Pipe Products, Inc. will improve pipe alignment and...