● CurrentICC-ES · all statesLast checked Oct 21, 2026
Roof Insulation: Defend-R Series
ESR-5453 · Drexel (Carlisle)
ICC-ES reportESR-5453
IssuedJan 2025
Valid untilJan 2027
Details
- Maker
- Drexel (Carlisle)
- Category
- Low-slope / TPO / mod-bit
- Issued by
- ICC-ES
- Revised
- Jul 2026
Products in this report
Defend-R · Defend-R Coated Glass · Defend-R Nail Base · Defend-R Vent
Official document
Building inspectors in most states accept a current evaluation report as proof the product meets the building code. All evaluation reports →
Public record. Always verify on the official source before you permit.