The in-line fans shall be of the ProVent Series as supplied by Fantech Pty Ltd and be of the model numbers shown on the schedule/drawings.
Impellers shall be of mixed-flow design and driven by a
single-phase motor. Internal thermal protection shall be by fuse on 100 and 125mm spigot models and by manual-reset on 150 and 200mm models.
It shall include an integral mounting foot, plug and lead and specially designed support brackets to enable motor removal.
All fans shall be fully tested to ISO5801: Part1, 1997 for air flow and BS848:Part 2, 1985 for noise.