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FL # FL48459
Application Type New
Code Version 2026
Application Status Approved
  *Approved by DBPR. Approvals by DBPR shall be reviewed and ratified by the POC and/or the Commission if necessary.
 
Comments
Archived
 
Product Manufacturer GMX, Inc.
Address/Phone/Email 3014 Chamber Drive
Monroe, NC 28110
(704) 301-0828
wsettlemyre@gmxco.com
 
Authorized Signature Wes Settlemyre
wsettlemyre@gmxco.com
 
Technical Representative
Address/Phone/Email
 
Quality Assurance Representative
Address/Phone/Email
 
Category Roofing
Subcategory Waterproofing
 
Compliance Method Evaluation Report from a Product Evaluation Entity
 
Evaluation Entity NEMO CERT, LLC (Eval)
Quality Assurance Entity NEMO CERT, LLC (INSPECT)
Quality Assurance Contract Expiration Date 12/31/2030
Validated By NEMO CERT, LLC (Validation)
 
 
Certificate of Independence FL48459_R0_COI_2026_07_COI_NEMO CERT.pdf
 
Referenced Standard and Year (of Standard)
StandardYear
ANSI/SPRI RP-42022
ASTM C8362018
ASTM E1082025
CGSB-37.50-M891989
FM 44742020
TAS 1142011
 
Equivalence of Product Standards
Certified By

 
Sections from the Code
 
 
 
Product Approval Method Method 1 Option C
 
Date Submitted 09/25/2026
Date Validated 09/25/2026
Date Pending FBC Approval
Date Approved 10/03/2026
 
Summary of Products
FL # Model, Number or Name Description
48459.1 GMX Horizontal Waterproofing Systems Cold liquid-applied elastomeric and hot rubberized asphalt waterproofing systems
Limits of Use
 Approved for use in HVHZ: Yes
 Approved for use outside HVHZ: Yes
 Impact Resistant: No
 Design Pressure: +N/A/-502.5
 Other: 1.) The design pressure noted herein relates to one specific assembly. Refer to NER Section 4.3 for all assemblies and max design pressures. 2.) Refer to NER Section 4 for Limits of Use. 3.) For installation in saltwater environments, fasteners and connectors, if applicable, in areas within 3,000 feet of a saltwater coastline shall demonstrate compliance with FBC 1711 to the satisfaction of the Authority Having Jurisdiction.
Installation Instructions
 FL48459_R0_II_2026_09_25_FINAL_NER-GMX-001_FL48459..pdf
 Verified By: NEMO CERT, LLC (Eval)
 Created by Independent Third Party: 
Evaluation Reports
 FL48459_R0_AE_2026_09_25_FINAL_NER-GMX-001_FL48459.pdf
 
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Contact Us :: 2601 Blair Stone Road, Tallahassee FL 32399 Phone: 850-487-1824
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