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SCOPE OF CERTIFICATION
ListeePrimeSource Building Products, Inc
ProductGrip-Rite ShingleLayment 15-GRE
DescriptionPolypropylene underlayment with a woven scrim and textured walking surface
Location(s)MLI-10037, under NCRT Quality Control
Material Standard(s)ASTM-D8257, ASTM-E108, ICC-ES-AC188
Limitations of UseAgreement between purchaser and seller, as set forth in Section 4.3, Note 1 of ASTM D8257-20, should be established as to slip resistance
AC188: Table 1. for use as an alternative to ASTM D226 complying roofing underlayment
Fire Classification, ASTM E108:
   Class A
   Deck: non-combustible or combustible 15/32-inch plywood
    Underlayment: Grip-Rite ShingleLayment 15-GRE, mechanically attached
    Allowable roof covers: Fire classified ASTM D3462/ D3018 asphaltic roof shingles, or exceptions set forth in IBC 1505.2, FBC 1505.2 and IRC R902.1
Listing TypeComponent
Product CategorySteep Slope
MaterialSynthetic
UseUnderlayment
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