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FL37886: DuPont de Nemours, Inc., Underlayments
2026 code statusReady
FL37886-R7 is listed as Approved under code version 2026.
Last checked against floridabuilding.org: Oct 19, 2026, 11:30 AM ET. See the state record.
Filing record
- 2026 application
- FL37886-R7, Approved (Revision) · state record
- 2023 code approval
- FL37886-R6, Approved · state record
- Submitted
- Aug 18, 2026
- Validated
- Aug 19, 2026
- Pending FBC approval
- Aug 27, 2026
- Approved
- Oct 13, 2026
- Approved for HVHZ
- Yes
- Impact resistant
- No
- Compliance method
- Evaluation Report from a Florida Registered Architect or a Licensed Florida Professional Engineer
- Quality assurance
- ICC NTA dba ICC-ES
- Validated by
- John W. Knezevich, PE
Products under this number (2)
| # | Model / description | HVHZ | Impact |
|---|---|---|---|
| 37886.1 | Tyvek Synthetic Roof Underlayments (HVHZ) Synthetic roof underlayments for use in FBC HVHZ jurisdictions. | Yes | N/A |
| 37886.2 | Tyvek Synthetic Roof Underlayments (NON-HVHZ) Synthetic roof underlayments for use in FBC non-HVHZ jurisdictions. | No | N/A |
Standards cited
ASTM D1970 2021; ASTM D4798 2011; ASTM D8257 2020; FRSA/TRI 7th Edition 2023; TAS 103 2020; UL1897 2023
Miami-Dade NOAs, same maker
Matched by company name. The state doesn't link NOAs to FL numbers.
| NOA | Description | Expires |
|---|---|---|
| 26-0306.01 | Tile Bond-Roof Tile AdhesiveUnselected / Unknown, +0/−0 psf | August 23 2031 |
| 26-0306.02 | DuPont Tyvek Roof Protector Underlayment, DuPont Tyvek Protec 120, DuPont Tyvek Protec 200, DuPont Tyvek Protec 160 and DuPont Tyvek Protec PSU Synthetic Roofing UnderlaymentsUnselected / Unknown, +0/−0 psf | June 10 2031 |
| 23-1121.01 | STYROFOAM Brand Roof Insulation BoardsUnselected / Unknown, +0/−0 psf | February 6 2029 |
| 24-1217.05 | Dupont Roof Protector Synthetic UnderlaymentsUnselected / Unknown, +0/−0 psf | January 24 2030 |
Verify FL37886 on floridabuilding.org before you rely on it for a permit. Spot an error? info@flapprovalwatch.com
Other DuPont de Nemours, Inc. numbers
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