FL11310 – Kolbe & Kolbe Millwork Co., Inc.
Florida product approval FL11310-R13 for Windows – Double Hung, as listed in ProdApproval’s data as of Sep 29, 2026.
- FL#
- FL11310-R13
- Manufacturer
- Kolbe & Kolbe Millwork Co., Inc.
- 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 FL11310-R13
| Approval # | Model | Description | Design pressure | Wind-borne debris | HVHZ | Outside HVHZ |
|---|---|---|---|---|---|---|
| FL11310.1 | Ultra Series Sterling Double Hung mulled with Transom | 91.00" x 110.69", Reinforced & combination mulls, Non-impact | +60/-65 | No | No | Yes |
| FL11310.2 | Ultra Series Sterling Double Hung with Studio | 147.25" x 80.44", Combination mull, Non-impact, w/.25 Steel Reinforced Vertical Mull | +50/-50 | No | No | Yes |
Fill a spec sheet with FL11310
On the contractor form, go to the Windows – Double Hung row and type 11310 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.