FL48252.1-R0
Report Status
Approved
Code Version
2023 Florida Building Code
Application Type
New
Folio:
Model:
EXOSTKNW 40 MIL
Manufacturer:
Database:
Florida Product Approval
Source Link:
Description:
Nominal 40-mil, self-adhering, synthetic roof underlayment composed of a synthetic top facer bonded to a polymer modified bituminous layer and release film, available with or without a 3-inch nonwoven overlap on top
Listing Details
Specifications
Submission Date:
June 5, 2026
Validation Date:
June 5, 2026
Possible CSI Codes:
CSI Code: 07 54 13 - Copolymer-Alloy Roofing
CSI Code: 07 51 00 - Built-Up Bituminous Roofing
CSI Code: 07 53 29 - Polyisobutylene Roofing
CSI Code: 07 54 26 - Nitrile-Butadiene-Polymer Roofing
CSI Code: 07 33 00 - Natural Roof Coverings
Other:
See NER Section 4 for Limits of Use.
Notes:
Date Submitted: June 5, 2026
Date Validated: June 5, 2026
Entity: NEMO CERT, LLC (Eval)
Compliance Method: Evaluation Report from a Product Evaluation Entity
Other: See NER Section 4 for Limits of Use.
Official Site Status: Approved
Subcategory: Underlayments
Contact Information
Representative:
Chris Colyn
Address:
2964 Clydon Ave. SW,
GRAND RAPIDS, Michigan 49519 United States
GRAND RAPIDS, Michigan 49519 United States
Phone:
Listing Changes
Last Synced: 07/12/2026
Change Log effective March 1st 2023
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Approval & Installation Documents
PR INSTL DOCS FL48252 R0 II 2026 06 04 FINAL NER-NN-001.B FL48252
PR TECH DOCS FL48252 R0 AE 2026 06 04 FINAL NER-NN-001.B FL48252
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