Exostk™ 48mil
EXOSTK™ 48MIL Peel & Stick Underlayment is a premium-grade, self-adhering underlayment. EXOSTK™ 48MIL is engineered to exceed rigorous industry standards. It features an SBS-modified bitumen compound laminated onto a non-woven polypropylene fabric making it an effective secondary barrier against water and moisture under asphalt shingles, metal roofing, slate, and tile.
- The polypropylene mat surface offers excellent anti-slip properties and optimal walkability.
- Includes a fabric facer for easy walkability, increased durability, cooler surface temperatures, and suitability for metal roofing.
- High durability and strong weathering capabilities.
- Ideal for those seeking a cost-effective entry into the superior strength of fabric underlayment.

