Kratos Synthetic Roofing Underlayment is a four-layered roofing underlayment consisting of a non-woven polypropylene scrim laminated to a woven polypropylene scrim with polymeric with coating on both sides. The underlayment has a nominal weight of 2.1 pounds per 100 square feet. The underlayment roll size varies.
FIRE CLASSIFICATION
CLASS A Assemblies
| ASSEMBLY NO. |
E108-RFU-44449 |
Slope:
Deck Type:
Details: |
2:12
Combustible
- A minimum nominal 3/8 in. thick Code Compliant exterior grade plywood
- Single layer of Kratos roofing underlayment mechanically fastened to the plywood every 12 in. oc in the field and 6 in. oc on the perimeter using plastic cap nails.
- Asphalt shingles Listed per ASTM D3462 with a minimum weight of 190 pounds per 100 square feet installed per manufacturer's installation instructions.
|
CODE COMPLIANCE RESEARCH REPORT
| EVALUATION METHOD |
BUILDING CODE |
CCRR Number |
ASTM D8257
ICC-ES AC188 |
2024, 2021, 2018 IBC
2024, 2021, 2018 IRC
2023 Florida Building Code |
CCRR-1105 |
