FL18689 – Custom Window Systems Inc.
Florida product approval FL18689-R5 for Windows – Single Hung, as listed in ProdApproval’s data as of Sep 29, 2026.
- FL#
- FL18689-R5
- Manufacturer
- Custom Window Systems Inc.
- Code version
- 2023 Florida Building Code
- Status in our data
- Approved
- Products
- 1
Official record on floridabuilding.org →Use on a spec sheet →
Verify approval status on floridabuilding.org before submitting.
Approved products under FL18689-R5
| Approval # | Model | Description | Design pressure | Wind-borne debris | HVHZ | Outside HVHZ |
|---|---|---|---|---|---|---|
| FL18689.1 | SH-8100 Vinyl Single Hung | SH-8100 Vinyl Single Hung, Impact, HVHZ | +67.5/-100 | Yes | Yes | Yes |
Fill a spec sheet with FL18689
On the contractor form, go to the Windows – Single Hung row and type 18689 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.