FL44420 – Continental Materials, Inc. (1)

Florida product approval FL44420-R3 for Roofing Products – Underlayments, as listed in ProdApproval’s data as of Sep 29, 2026.

FL#
FL44420-R3
Manufacturer
Continental Materials, Inc. (1)
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 FL44420-R3

Approval #ModelDescriptionDesign pressureWind-borne debrisHVHZOutside HVHZ
FL44420.1CMI Self-Adhered Roof UnderlaymentsSelf-adhering, fiberglass reinforced, granule-surfaced, SBS modified bitumen roof underlayments.N/AN/AYesYes

Fill a spec sheet with FL44420

On the contractor form, go to the Roofing Products – Underlayments row and type 44420 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.