4" BT20XL BUTYL 50' SW
Product Code: PROT-88250450SW
BT20XL Butyl™ is a cold applied self-adhering membrane composed of a tough cross laminated High Density Polyethylene film coated on one side with a layer of our proprietary recycled butyl adhesive.
Features
- Proprietary recycled butyl adhesive
- Safe for use on all window and door products
- 120 Day UV exposure rating
- Fully adhered system
- Seals around properly installed fasteners
- Recommended for High Altitude, High Temperature and/or Highly Conductive Metal Cladding/Flashing (Copper, Cor-Ten, Zinc) applications
- Compatible with most construction sealants and will adhere to most construction surfaces¹
- Forms a positive air/vapor barrier²