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FL11842: MFM Building Products Corp., Underlayments
2026 code statusReady
FL11842-R11 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
- FL11842-R11, Approved (Revision) · state record
- 2023 code approval
- FL11842-R10, Approved · state record
- Submitted
- Aug 20, 2026
- Validated
- Aug 20, 2026
- Pending FBC approval
- Aug 27, 2026
- Approved
- Oct 13, 2026
- Approved for HVHZ
- No
- Impact resistant
- No
- Compliance method
- Evaluation Report from a Florida Registered Architect or a Licensed Florida Professional Engineer
- Quality assurance
- Keystone Certifications, Inc.
- Validated by
- Steven M. Urich, PE
Products under this number (5)
| # | Model / description | HVHZ | Impact |
|---|---|---|---|
| 11842.1 | 1 - "IB3","IB3 StormStopper", "IB3 StormStopper FSU", "IB3 Shingle Starter", "IB4 StormStopper" & "Shingle Starter" Self-Adhered Roof Underlayments attached to Plywood Deck | No | N/A |
| 11842.2 | 2 - "Peel & Seal" Self-Adhered Roof Underlayment attached to Plywood Deck | No | N/A |
| 11842.3 | 3 - "Ultra HT Wind & Water Seal" (R10) (R10) Self-Adhered Roof Underlayment attached to Plywood Deck | No | N/A |
| 11842.4 | 4 - "Premium HT Tile & Metal" (R10) (R10) Self-Adhered Roof Underlayment attached to Plywood Deck, with option to use with ICP Polyset AH160, Dow TILE BOND Roof Tile Adhesive or DAP StormBond Single or Double Component Adhesive | No | N/A |
| 11842.5 | 5 - "STS" Self-Adhered Roof Underlayment attached to Plywood Deck | No | N/A |
Standards cited
ASTM D 1970 2021; TAS 103 2020
Miami-Dade NOAs, same maker
Matched by company name. The state doesn't link NOAs to FL numbers.
| NOA | Description | Expires |
|---|---|---|
| 25-0804.02 | Peel & Seal and IB UnderlaymentsUnselected / Unknown, +0/−0 psf | August 31 2030 |
| 24-0422.07 | MFM Premium HT Tile and Metal UnderlaymentUnselected / Unknown, +0/−0 psf | June 27 2029 |
| 25-0204.05 | Ultra HT Wind and Water Seal High TemperatureUnselected / Unknown, +0/−0 psf | March 27 2030 |
Verify FL11842 on floridabuilding.org before you rely on it for a permit. Spot an error? info@flapprovalwatch.com
Other MFM Building Products Corp. numbers
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