WindMaster BAL - Wind Driven Roof Ventilation

A BAL40 rated, wind-driven roof ventilator designed to exhaust heat & moisture from the roof space of a home without the use of electrical energy.

Made with a full metal, non-combustible construction, the WindMaster BAL is a high-quality roof vent that combines classic design with high tech features for long lasting performance.

It is a wind-driven & BAL-rated ventilator for bushfire zones up to BAL40 and designed to exhaust heat & moisture from the roof space of a home. It comes with a 15-year warranty for long lasting peace of mind and comfort.

Available in a range of 24 colours to suit most homes.

How many WindMaster BALs do I need? 

The number of WindMaster BALs you will need will vary based on your roof size and reasons for ventilating. Please refer to the Product Technical Statement (PTS) for further information.