FL Approval Watch
Florida product approvals: status, revisions, NOA expirations, weekly changes

Home / Windows / Custom Window Systems Inc.

FL41990: Custom Window Systems Inc., Single Hung

2026 code statusReady

FL41990-R4 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
FL41990-R4, Approved (Revision) · state record
2023 code approval
FL41990-R3, Approved · state record
Submitted
Jul 14, 2026
Validated
Jul 16, 2026
Approved
Jul 24, 2026
Approved for HVHZ
No
Impact resistant
No
Compliance method
Certification Mark or Listing
Validated by
T.E. Lunn, PE, LLC

Products under this number (14)

#Model / descriptionHVHZImpactDesign pressure
41990.1Comfort Shield Single Hung Window 36" x 63" vinyl non-impact single windowNoNo+35/-35
41990.2Comfort Shield Single Hung Window 48" x 84" vinyl non-impact single window with fully reinforced stiles & railsNoNo+35/-35
41990.3Comfort Shield Single Hung Window 54" x 66" vinyl non-impact single window with fully reinforced stiles & rails & HP packageNoNo+50/-50
41990.4Comfort Shield Single Hung Window 48" x 72" vinyl non-impact single window with fully reinforced stiles & rails & HP packageNoNo+50/-50
41990.5Comfort Shield Single Hung Window 72 1/2" x 63" vinyl non-impact double windowNoNo+35/-35
41990.6Comfort Shield Single Hung Window 96" x 72" vinyl non-impact double window with fully reinforced stiles & railsNoNo+35/-35
41990.7Comfort Shield Single Hung Window 72" x 65 1/2" vinyl non-impact double window with fully reinforced stiles & rails & HP packageNoNo+50/-50
41990.8Comfort Shield Single Hung Window 109" x 63" vinyl non-impact triple windowNoNo+35/-35
41990.9Comfort Shield Single Hung Window 48" x 84" vinyl non-impact single window with transom with fully reinforced stiles & railsNoNo+35/-35
41990.10Comfort Shield Single Hung Window 42" x 83.5" vinyl non-impact single window with fully reinforced stiles & rails & HP packageNoNo+50/-50
41990.11Comfort Shield Single Hung Window 109" x 72" vinyl non-impact triple window with reinforced stiles & railsNoNo+30/-30
41990.12Comfort Shield Single Hung Window 36" x 72" vinyl non-impact single window with reinforced stiles & railsNoNo+30/-30
41990.13Comfort Shield Single Hung Window 72 1/2" x 72" vinyl non-impact double window with reinforced stiles & railsNoNo+30/-30
41990.14Comfort Shield Single Hung Window 54" x 96" vinyl non-impact single window with fully reinforced stiles & railsNoNo+30/-30

Standards cited

AAMA/WDMA/CSA 101/I.S.2/A440-11 2011

Miami-Dade NOAs, same maker

Matched by company name. The state doesn't link NOAs to FL numbers.

NOADescriptionExpires
24-0116.11Series 7400 Outswing Aluminum Casement Window - L.M.I.Large and Small Missile Impact, +70/−82 psfMarch 4 2029
25-0612.01Series "310 (Fin Frame)" Aluminum Single Hung Window - N.I.[None], +70/−100 psfJuly 7 2030
25-0612.02Series "310 (Flange Frame)" Aluminum Single Hung Window - N.I.[None], +70/−100 psfSeptember 1 2030
25-0612.05Series "CWS-330 (Flange & Fin Frame)" Aluminum Fixed Window - N.I.[None], +100/−100 psfMay 8 2028
25-0929.03Series "7100 (Flange Frame)" Aluminum Single Hung Window - L.M.I.Large and Small Missile Impact, +80/−80 psfDecember 27 2031
25-0929.04Series "7200 (Flange Frame)" Aluminum Horizontal Sliding Window - L.M.I.Large and Small Missile Impact, +80/−80 psfApril 11 2027
25-0929.05Series "7200 (Fin Frame)" Aluminum Horizontal Slider Window - L.M.I.Large and Small Missile Impact, +60/−60 psfOctober 9 2028
25-0929.06Series "SH-7100 (Fin Frame)" Aluminum Single Hung Window - L.M.I.Large and Small Missile Impact, +60/−60 psfNovember 6 2028

Verify FL41990 on floridabuilding.org before you rely on it for a permit. Spot an error? info@flapprovalwatch.com

Other Custom Window Systems Inc. numbers

All Custom Window Systems Inc. FL numbers

Get the weekly list

New Florida approvals and filings, once a week. Unsubscribe any time.