FL27945 – Owens Corning Roofing and Asphalt, LLC

Florida product approval FL27945-R4 for Roofing Products – Underlayments, as listed in ProdApproval’s data as of Sep 29, 2026.

FL#
FL27945-R4
Manufacturer
Owens Corning Roofing and Asphalt, LLC
Code version
2023 Florida Building Code
Status in our data
Approved
Products
1

Official record on floridabuilding.org →Use on a spec sheet →

Verify approval status on floridabuilding.org before submitting.

Approved products under FL27945-R4

Approval #ModelDescriptionDesign pressureWind-borne debrisHVHZOutside HVHZ
FL27945.1RhinoRoof and Titanium UnderlaymentsMechanically attached, polymeric roof underlaymentsN/AN/AYesNo

Fill a spec sheet with FL27945

On the contractor form, go to the Roofing Products – Underlayments row and type 27945 in the Florida Product Approval # box to fill the row. Walton County users can print a PDF that follows the county’s sheet; see the Walton County Product Approval Specification Sheet guide.