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FL21638: MI Windows and Doors, Horizontal Slider
2026 code statusReady
FL21638-R16 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
- FL21638-R16, Approved (Revision) · state record
- 2023 code approval
- FL21638-R15, Approved · state record
- Submitted
- Aug 18, 2026
- Validated
- Sep 10, 2026
- Approved
- Sep 20, 2026
- Approved for HVHZ
- No
- Impact resistant
- Yes
- Compliance method
- Certification Mark or Listing
- Validated by
- Steven M. Urich, PE
Products under this number (2)
| # | Model / description | HVHZ | Impact |
|---|---|---|---|
| 21638.1 | 1630 HS Non-HVHZ Vinyl, Non-Impact-Resistant Horizontal Slider | No | No |
| 21638.2 | 1630 HS, Non-HVHZ Vinyl, Impact-Resistant Horizontal Slider | No | Yes |
Standards cited
AAMA 506 2016; AAMA/WDMA/CSA 101/I.S.2/A440 2011; AAMA/WDMA/CSA 101/I.S.2/A440 2017
Verify FL21638 on floridabuilding.org before you rely on it for a permit. Spot an error? info@flapprovalwatch.com
Other MI Windows and Doors numbers
- FL13349 Not yetHorizontal Slider
- FL15332 Not yetSliding Exterior Door Assemblies
- FL15350 Not yetCasement
- FL15353 Not yetMullions
- FL17845 ReadyFixed
- FL17880 Not yetSliding Exterior Door Assemblies
- FL17894 Not yetSingle Hung
- FL17956 Not yetAwning
- FL18239 ReadyFixed
- FL18504 Not yetMullions
- FL18644 ReadyFixed
- FL20759 Not yetHorizontal Slider
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