● CurrentTexas TDILast checked Oct 21, 2026
D7, Inc. Diamond Lock SL1 24-Gauge Steel Standing Seam Roofing Panel Installed over a Plywood Deck
RC-631 · D7, Inc.
TDI reportRC-631
Effective08/01/2025
Valid until08/31/2029
Details
- Maker
- D7, Inc.
- Category
- Metal
- Issued by
- TDI
Products in this report
Diamond Lock SL1 24-Gauge Steel Standing Seam Roofing Panel Installed over a Plywood Deck
Official document
Needed for roofs in the Texas coastal counties (15) that require a windstorm inspection (WPI-8). All Texas evaluations →
Public record. Always verify on the official source before you permit.