HPR® SA FR Base Sheet

System: Modified; Base Sheet

Description

HPR SA FR Base Sheet is an SBS (Styrene-Butadiene-Styrene), fiberglass reinforced, self-adhering, modified bitumen underlayment for the StressPly® SA FR Mineral roofing system. The top surface of the base sheet has an adhesion promoting polyolefin film. The bottom has an adhesive backing with peel-off release film.

Advantages

  • Security in multi-ply construction
  • Superior strength
  • Superior fire resistance
  • Advanced self-adhesive technology
  • Fiberglass reinforced
  • SBS (Styrene-Butadiene-Styrene)

Technical Data

*Tensile Strength

MD 60 lbf./in. (10.5 kN/m)
XD 39 lbf./in. (6.8 kN/m)

Width

3 ft. 3 in. (1 m)

Length

51 ft. (15.5 m)

Weight

88 lbs. (40 kg)

Nominal Thickness

80 mils (2032 microns)

Net Coverage

150 ft² (13.94 m²)

*Test Method ASTM D 5147 is tested at
2 in./min. @ 73.4 ± 3.6°F
(50 mm/min. @ 23 ± 3°C)

Packaging

20 rolls/pallet (Individually boxed)

Approvals that apply to this product

UL

Downloads

MSDS
Specifications, Details, Data Sheet