Polyanchor Underlayments With Tri-strata Technology
July 27, 2026 at 9:42 a.m.
Tri-Strata™ Technology is the foundation behind Polyanchor® HU and HU PLUS underlayments. Engineered as a three-layer construction, Tri-Strata brings together strength, durability, and sealability to address critical jobsite challenges.
By combining distinct material layers into a unified construction, Tri-Strata Technology is designed to support performance where underlayments are put to the test: under foot traffic, around fasteners, and during exposure on the roof.
- Polyanchor® HU
Designed for dependable performance and installation efficiency in new construction - Polyanchor® HU PLUS
Designed to maintain performance under increased jobsite traffic, more demanding deck conditions, and reroofing applications
Learn more about Tri-strata technology and try Polyanchor on your next project!



