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FL12328: TAMKO Building Products LLC, Underlayments
2026 code statusReady
FL12328-R14 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
- FL12328-R14, Approved (Revision) · state record
- 2023 code approval
- FL12328-R13, Approved · state record
- Submitted
- Aug 13, 2026
- Validated
- Aug 17, 2026
- Pending FBC approval
- Aug 25, 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
- UL LLC
- Validated by
- John W. Knezevich, PE
Products under this number (2)
| # | Model / description | HVHZ | Impact |
|---|---|---|---|
| 12328.1 | TAMKO Roof Underlayments (HVHZ) Roof underlayments for use in FBC HVHZ jurisdictions. | Yes | N/A |
| 12328.2 | TAMKO Roof Underlayments (NON-HVHZ) Roof underlayments for use in FBC non-HVHZ jurisdictions. | No | N/A |
Standards cited
ASTM D1970 2021; ASTM D226 2023; ASTM D6380 2022; UL 1897 2023
Miami-Dade NOAs, same maker
Matched by company name. The state doesn't link NOAs to FL numbers.
| NOA | Description | Expires |
|---|---|---|
| 26-0331.03 | Tamko Roof ShinglesUnselected / Unknown, +0/−0 psf | December 1 2030 |
| 21-0825.01 | Heritage VintageUnselected / Unknown, +0/−0 psf | November 23 2026 |
| 23-0125.05 | TAMKO Elite Glass-Seal Roof ShinglesUnselected / Unknown, +0/−0 psf | April 11 2028 |
| 23-0804.03 | TAMKO UnderlaymentsUnselected / Unknown, +0/−0 psf | July 5 2027 |
| 24-1118.04 | TAMKO Hip and Ridge and Accessory ShinglesUnselected / Unknown, +0/−0 psf | January 8 2029 |
| 25-0430.01 | Tamko Synthetic Guard and Synthetic Guard Plus Roof UnderlaymentUnselected / Unknown, +0/−0 psf | February 21 2029 |
Verify FL12328 on floridabuilding.org before you rely on it for a permit. Spot an error? info@flapprovalwatch.com
Other TAMKO Building Products LLC numbers
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