Your total inside and outside solution.

With innovative sealing systems from Polywater | Hauff Technik, you now have the ability to provide absolute protection in and around your cables, conduits, pipes and building entries.

Polywater | Hauff Technik

Polywater announces that the PHRD mechanical seals have been UL Certified.

“We are pleased to obtain this certification. The UL mark represents rigorous testing that assures both the quality and safety of our product.”

– Sheri Dahlke, technical director of Polywater

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Sealants designed to meet your needs.

Outside the Pipe

We offer multiple solutions to more effectively seal around pipes, conduits and cables that reduce installation time and workmanship errors.

Inside the Pipe

Whether you need to meet NEC codes for sealing conduit/raceways, increase electrical reliability, storm hardening of your system, or manage how cables and pipes enter structures, we have the solution for you.

Structural Entrances

Bringing utility services into buildings is made easy with our wide ranging products.  Our engineered solutions solve your immediate and future construction needs.

modular seal with bolt indicator - yellow shows that the seal is secure

Safety that you can see.

Avoid repeated retightening with the world’s first modular seal that includes Integrated Installation Control—a feature that visually indicates when the seal is secure, so you can confidently complete the job.

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“When you see yellow, you know it’s tight.  This simple and effective feature of the PGKD makes it stand apart from other modular seals.  It gives the crew–and everyone else–the peace of mind that other seals can’t offer.”

– Product Evaluator