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Hauff-Technik and Polywater Corporation announce UL approval for conduit mechanical sealant line in the U.S.

(Stillwater, MN June 24, 2020) — Polywater announces that its Polywater | Hauff-Technik mechanical seals have been certified by Underwriters Laboratories (UL) to meet the requirements of Outlet Bushings and Fittings (QCRV). The PHRD seals are considered watertight and approved for use under NEC articles 230.8 and 300.5 (G), which govern the sealing of raceways entering a building or structure.

Polywater | Hauff-Technik PHRD conduit seals are the most diverse mechanical seals on the market. The PHRD mechanical seals are suitable for use in Class 1 Division 2 hazardous locations as defined by NEC. 

"We are pleased to obtain this certification. The UL mark represents rigorous testing that assures both the quality and safety of our product.", says Sheri Dahlke, technical director. She adds, "This gives our end users the confidence of a third-party certification. Providing airtight and watertight seals for these industries is critical to engineers’ needs for reliability while meeting industry guidelines.”

This UL Approval underlines the commitment of the partners Polywater and Hauff-Technik to provide not only high quality and innovative solutions, but also reliable and certified products to the U.S. customers.