The Fenland Fire Duct System complies with the requirements of Method 3 of BS 5588 part 9: 1989, and has been fully tested in accordance with BS 476 part 24: 1987 (ISO 6944: 1985).

The Fenland Fire Duct System has been assessed by the BRE Centre for Fire Resistance (formerly the Loss Prevention Council) as being suitable for use as:

“a Fire Rated Ventilation Duct, a Smoke Extract/Outlet Duct or a Kitchen Extract Duct.”