GPK Products Inc./Indiana Seal Company

GPK Products Inc./Indiana Seal Company Manufacturer of PVC Sewer Fittings and Flexible Couplings

If you can sketch it, we can build it. GPK Products specializes in taking complex field challenges and turning them into...
06/04/2026

If you can sketch it, we can build it. GPK Products specializes in taking complex field challenges and turning them into precision-engineered solutions. Our Fargo-based team moves your concept from a rough field drawing to a detailed CAD model and finally to a high-quality fabricated fitting on the shop floor.

See our fabrication capabilities: https://www.gpk-fargo.com/products/

A secure connection needs a solid foundation. Resting a pipe on a rock or uneven soil creates a point load that invites ...
06/02/2026

A secure connection needs a solid foundation. Resting a pipe on a rock or uneven soil creates a point load that invites future failure. But proper compacted bedding supports the entire connection and protects your work from the pressure of backfill.

Explore Indiana Seal resources: https://www.indiana-seal.com/resources/

Improper stacking or strapping can lead to "out-of-round" deformation before the fitting ever hits the trench. Follow th...
05/28/2026

Improper stacking or strapping can lead to "out-of-round" deformation before the fitting ever hits the trench. Follow these safety and logistics best practices to ensure your 24 inch to 48 inch fittings arrive and stay in perfect condition.

Visit our resource library: https://www.gpk-fargo.com/resources/

Today we pause to honor the brave individuals who gave everything in service to our country. Their sacrifice is the foun...
05/25/2026

Today we pause to honor the brave individuals who gave everything in service to our country. Their sacrifice is the foundation of the freedoms we enjoy. As a proud U.S. manufacturer based in Fargo, North Dakota, we’re grateful for their service and remain committed to the values they defended. We wish you a safe and meaningful Memorial Day.

GPK manhole adapters embed directly into concrete or grout. This creates a mechanical barrier that keeps groundwater out...
05/21/2026

GPK manhole adapters embed directly into concrete or grout. This creates a mechanical barrier that keeps groundwater out and maintains the integrity of your manhole connection.

See our manhole adapter sizing:https://www.gpk-fargo.com/wp-content/uploads/2024/10/gpk-sanded-manhole-adapter-install.pdf

Repairing a pipe in a tight trench offers very little room for error or movement. The "Fold and Feed" technique is a pro...
05/19/2026

Repairing a pipe in a tight trench offers very little room for error or movement. The "Fold and Feed" technique is a professional field hack that allows you to install a Fast Branch Tee (FBT) adapter without moving the existing pipe.

View more installation tips: https://www.indiana-seal.com/resources/

A secure PVC joint is a chemical weld. Skipping the primer stage or treating it as a simple cleaner is a recipe for fail...
05/12/2026

A secure PVC joint is a chemical weld. Skipping the primer stage or treating it as a simple cleaner is a recipe for failure in the field. Get the job done right the first time.

Watch the solvent welding guide: https://www.gpk-fargo.com/resources/video/

Selecting the correct wall thickness is the first step in preventing deflection and system failure. GPK Products offers ...
05/08/2026

Selecting the correct wall thickness is the first step in preventing deflection and system failure. GPK Products offers a range of options to meet specific engineering requirements for deep or high-impact installations.

Explore our technical resources: https://www.gpk-fargo.com/resources/

Indiana Seal shear guards prevent pipe deflection and misalignment. Ensure your system remains watertight and structural...
05/06/2026

Indiana Seal shear guards prevent pipe deflection and misalignment. Ensure your system remains watertight and structurally sound for the long haul.

See shielded coupling specs: https://www.indiana-seal.com/products/

Address

1601 43rd Street N
Fargo, ND
58102

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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