Description
Treadstone Elite Max™ is the highest‑performance acoustic underlayment in the Treadstone lineup, engineered for exceptional sound attenuation in residential, commercial, and mixed‑use buildings.
Meeting IBC standards for Impact Insulation Class (IIC) and Sound Transmission Class (STC), Elite Max reduces both impact and airborne noise to create quieter, more comfortable spaces.
Its high‑density polyolefin composition (over 50% post‑industrial recycled content) holds its profile under load, ensuring structural integrity beneath gypsum, lightweight, and structural concrete underlayments.
Features & Benefits
- Maximum Acoustic Performance – Optimized IIC and STC ratings for superior sound control.
- Advanced Compatibility – Works under gypsum, lightweight concrete, and structural concrete; supports luxury vinyl, tile, wood, and carpet finishes.
- Seam Sealing Made Easy – Built‑in self‑adhesive seam flap; isolation tape ready.
- Environmental Responsibility – Made with over 50% post‑industrial recycled content.
- Premium Durability – High‑density polyolefin ensures long‑term support and resistance to wear.
Where to Use
- Exceptional for wood floor assembly applications, including I‑Joist and open‑web systems
- Floor‑ceiling systems in multifamily, commercial, and mixed‑use buildings
- Apartments, condos, and residential projects requiring enhanced sound control
- Installations under gypsum or lightweight concrete where structural performance and acoustic ratings are critical
Technical Data
- Thickness: 3/8″ (0.375″)
- Coverage per Roll: 150 sq ft
- Material Composition: High‑density polyolefin with 50%+ post‑industrial recycled content
- Roll Weight: 43 lbs including core
- IBC Compliance: Meets Impact Insulation Class (IIC) and Sound Transmission Class (STC) standards (need more information on exact IIC/STC ratings)
- UL Designs: Compatible with UL‑listed cementitious underlayment assemblies (see UL design list on TDS)
