Free Air: 100cm² Anti-draught ‘Vario' ventilator
BM 701/3 Rustic Red
BM 701/4 Buff Sand
BM 701/5 Rustic Brown
Rated input Max 27kW (92,000 Btu/h)
An anti-draught ventilator. Specification as above but with flush-fit air brick.
Available in three different coloured airbricks to match brickwork.