| Year | 2016 |
| Date | 15-Apr |
| Volume | 216 |
| Issue | 4,532 |
| Page | 581 |
| Category | Workshop |
| Part | |
| Title | Installing an Extractor Fan |
| Author | Graham Astbury |
| Notes | Gives a practical guide to improving workshop ventilation. Acquiring the fan, fan capacity, the problem of the hole, setting out the hole, drilling the cores out |