Permanent Roof Anchors Lightweight Rustproof Aluminum Alloy Arrest Anchor Connects to Wood Surfaces Roof Tie-Off Points (2)
| Country | USA |
| Brand | Knopf |
| Manufacturer | Knopf |
| Binding | Hardcover |
| Color | White |
| ReleaseDate | 2020-02-25 |
| UnitCount | 1 |
| EANs | 9780525658351 |