| Date of independent inspection |
November 2008 |
| Use of building |
Bank Offices |
| Date of construction |
1996 |
| Environment |
London centre - High traffic density |
| Evidence of regular cleaning or maintenance |
No |
| External parts of building which were anodised |
Window frames |
| Description of anodic colour and treatment |
Anolok™I Dark Bronze - 547 |
| Type of anodising |
Batch |
| Anodiser |
United Anodisers: Heywood Metal Finishers, Huddersfield |
| Original anodic film layer on anodised parts (microns) |
Class 25 μm (AASC specifications) |
| Anodic film layer on date of independent inspection (microns) |
29 μm |
| Visible signs of corrosion or surface degradation |
None |
| Conclusion |
No deterioration in anodic film protection after 12 years service life. No visible evidence of corrosion notwithstanding high density polluted urban environment. No discernable colour change. |
