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Polystick® P Self-Adhered High Temperature Roof Underlayment
Brand: Polyglass, IncPolystick P is an elastomeric modified asphalt waterproofing underlayment with a high tensile strength film top surface, designed to resist temperatures up to 250° F.
The top surface film is embossed with a skid-resistant proprietary pattern while the bottom surface is constructed with a high-temp compound allowing self-adhered application after removal of the split release paper. Polystick P is specifically designed as a metal underlayment and can also be used under most mechanically attached tiles and asphalt shingles.
Features- Waterproofing against water infiltration and ice dam conditions
- White top film with bi-directional laylines
- Skid-resistant surface embossing
- Temperature resistant up to 250° F
- Self-adhered compound is self-sealing around properly installed nails
- Siliconized split-release paper provides quick and accurate installation
- Exposure rating up to 180 days
- Rubberized asphalt bleed-out along edge ensures watertight seam
Specifications
Brand
Applicable Standards
- ASTM D197
- ICC ESR-169
Net Coverage
- Approximately 180 sq. ft. (16.7 m²)
Gross Coverage
- 200 sq. ft. (18.5 m²)
Weight
- Approximately 56 lbs (25 kg)
Thickness
- Nominal 42 mils (1.07 mm)
Roll Size
- 65'11” x 36-1⁄4” (20.1 m x 0.920 m)
Rolls/Pallet
- 20
- Under metal, including steel and copper
- Under mechanically attached roof tile, as well as other mechanically attached roof coverings
- For valleys, skylights and other flashing areas
- As part of a multi-ply underlayment system
- Can be used as a vapor retarder for approved Polyglass membrane systems