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Product Approval Menu > Application Detail

FL #

FL5777-R8

Application Type

Revision

Code Version

2026

Application Status

Pending FBC Approval

Comments

Archived

Product Manufacturer

Custom Window Systems Inc.

Address/Phone/Email

1900 SW 44th Avenue
Ocala, FL 34474
(352) 368-6922
certifications@cws.cc

Authorized Signature

Mary Rukashaza-Mukome
certifications@cws.cc

Technical Representative

Mary Rukashaza-Mukome*

Address/Phone/Email

1900 SW 44th Avenue
Ocala, FL 50219
(352) 368-6922
certifications@cws.cc

Quality Assurance Representative

Nora Fitzpatrick*

Address/Phone/Email

1900 SW 44th Avenue
Ocala, FL 50219
(352) 368-6922
Quality@cws.cc

Category

Windows

Subcategory

Mullions

Compliance Method

Evaluation Report from a Florida Registered Architect or a Licensed Florida Professional Engineer
Evaluation Report - Hardcopy Received

Florida Engineer or Architect Name who developed the Evaluation Report

Lucas A. Turner

Florida License

PE-58201

Quality Assurance Entity

Keystone Certifications, Inc.

Quality Assurance Contract Expiration Date

07/21/2028

Validated By

Steven M. Urich, PE

Validation Checklist - Hardcopy Received

Certificate of Independence

FL5777_R8_COI_EvalReport245F.pdf

Referenced Standard and Year (of Standard)

Standard	Year
AAMA 450	2020
AAMA/WDMA/CSA 101/I.S.2/A440	2017
TAS 202	1994

Equivalence of Product Standards
Certified By

Sections from the Code

Product Approval Method

Method 1 Option D

Date Submitted

10/09/2026

Date Validated

10/10/2026

Date Pending FBC Approval

10/14/2026

Summary of Products


FL #	Model, Number or Name	Description
5777.1	Adjustable (Angled) Mull	Adjustable Mullion for Alum. and PVC Windows.
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: No Design Pressure: N/A Other: Not for use in HVHZ. See Mullion Product Evaluation Report for complete list of Limitations and Conditions.		Installation Instructions FL5777_R8_II_CWS-243F-VMUBAY_NI.pdf Verified By: Lucas A. Turner 58201 Created by Independent Third Party: Yes Evaluation Reports FL5777_R8_AE_EvalReport243F.pdf Created by Independent Third Party: Yes

5777.2	CWS-1758 Mull Bar	3" Mull Bar for PVC Windows.
Limits of Use Approved for use in HVHZ: Yes Approved for use outside HVHZ: Yes Impact Resistant: No Design Pressure: N/A Other: See Mullion Product Evaluation Report for complete list of Limitations and Conditions of Use.		Installation Instructions FL5777_R8_II_CWS-430F-VMU3_NI.pdf Verified By: Lucas A. Turner 58201 Created by Independent Third Party: Yes Evaluation Reports FL5777_R8_AE_EvalReport430F.pdf Created by Independent Third Party: Yes

5777.3	CWS-1759 Mull Bar	4" Mull Bar for PVC Windows.
Limits of Use Approved for use in HVHZ: Yes Approved for use outside HVHZ: Yes Impact Resistant: No Design Pressure: N/A Other: See Mullion Product Evaluation Report for complete list of Limitations and Conditions of Use.		Installation Instructions FL5777_R8_II_CWS-431F-VMU4_NI.pdf Verified By: Lucas A. Turner 58201 Created by Independent Third Party: Yes Evaluation Reports FL5777_R8_AE_EvalReport431F.pdf Created by Independent Third Party: Yes

5777.4	CWS-1760 Mull Bar	5 1/2" Mull Bar for PVC Windows.
Limits of Use Approved for use in HVHZ: Yes Approved for use outside HVHZ: Yes Impact Resistant: No Design Pressure: N/A Other: See Mullion Product Evaluation Report for complete list of Limitations and Conditions of Use.		Installation Instructions FL5777_R8_II_CWS-432F-VMU5_NI.pdf Verified By: Lucas A. Turner 58201 Created by Independent Third Party: Yes Evaluation Reports FL5777_R8_AE_EvalReport432F.pdf Created by Independent Third Party: Yes

5777.5	CWS-1950 Mull Bar	2" Mull Bar for Aluminum Windows.
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: No Design Pressure: +N/A/-N/A Other: Not for use in HVHZ; See Mullion Product Evaluation Report for complete list of Limitations and Conditions of Use.		Installation Instructions FL5777_R8_II_CWS-245F-VMU2_NI.pdf Verified By: Lucas A. Turner 58201 Created by Independent Third Party: Yes Evaluation Reports FL5777_R8_AE_EvalReport245F.pdf Created by Independent Third Party: Yes

5777.6	CWS-1952 Mull Bar	3" Mull Bar for Aluminum Windows.
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: No Design Pressure: +N/A/-N/A Other: Not for use in HVHZ; See Mullion Product Evaluation Report for complete list of Limitations and Conditions of Use.		Installation Instructions FL5777_R8_II_CWS-244F-VMU3_NI.pdf Verified By: Lucas A. Turner 58201 Created by Independent Third Party: Yes Evaluation Reports FL5777_R8_AE_EvalReport244F.pdf Created by Independent Third Party: Yes

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