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Interior Underlayment Systems


Treadstone Launches New Elite Duo Sound Attenuation System

The Treadstone Elite Duo acoustical system delivers an astounding 61 STC/55 IIC in a system with an unparalleled thickness of just over 1”.

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No smoke, no mirrors, just honest innovation aimed at creating the best products and processes on the market. Our mission is to develop innovative systems for the construction industry that solve problems by combining the best technologies and methods under one brand with one warranty. TREADSTONE® provides a full line of UL listed underlayments, levelers, and acoustical solutions engineered to elevate the construction industry.

High compressive strength, high flow, and abrasion resistant, TREADSTONE® fire-rated underlayments and levelers deliver reliable performance. Our rigid and monofilament acoustical systems provide unparalleled performance in real-world applications.

Fire Rated Underlayment Systems

Leveling Underlayment Systems​