FL21639 – MI Windows and Doors
Florida product approval FL21639-R10 for Windows – Fixed, as listed in ProdApproval’s data as of Sep 29, 2026.
- FL#
- FL21639-R10
- Manufacturer
- MI Windows and Doors
- Code version
- 2023 Florida Building Code
- Status in our data
- Approved
- Products
- 2
Official record on floridabuilding.org →Use on a spec sheet →
Verify approval status on floridabuilding.org before submitting.
Approved products under FL21639-R10
| Approval # | Model | Description | Design pressure | Wind-borne debris | HVHZ | Outside HVHZ |
|---|---|---|---|---|---|---|
| FL21639.1 | Series 1620, 1630 & 1650SPI - All Frame Types | Non-impact Resistant, Vinyl Picture Window | N/A | No | No | Yes |
| FL21639.2 | Series 1620, 1630 & 1650SPI - All Frame Types | LM & SM Impact Resistant, Vinyl Picture Window | N/A | Yes | No | Yes |
Fill a spec sheet with FL21639
On the contractor form, go to the Windows – Fixed row and type 21639 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.