All prices are in All prices are in AUD
Features-
•Nylon Reinforced Bearing Housing
BigBird Ventilators feature a nylon fiberglass reinforced bearing housing. This provides superior strength and effortless working action. Solid 12mm aluminium shaft supports the rotor head. Incorporating wind powered exhaust fan.
•All Aluminium, Anticorrosive Construction (Grade 5005 H34)
Be it rain or shine, BigBird aluminium construction will remain rust-free and it requires no maintenance.
•Silent Operation
Using free wind energy, BigBird operates quietly, making you unaware of its presence. Designed in Australia for Australian conditions.
•Turns with the Slightest Breeze
All it takes to turn your BigBird is a slight breeze. Yet, it can withstand wind velocity of 193km/h. The exhaust fan ensures increased exhaust capacity.
•Steel Ball Bearings Work Indefinitely
BigBird rotates on two precision steel ball bearings which are individually sealed and lubricated to work for a longer life.
•Cyclone Tested
Passed Category 2 cyclone test from James Cook University in Queensland Australia
Extra’s (Can be purchased at an extra cost)-
•Powder Coated Colour Range Available
BigBird is available in most Colourbond colours.
•Eave Vent
The eave vent will facilitate the removal of hot and moist air from attic space.
Specifications
Model |
300mm |
360mm |
410mm |
Throat size |
300mm (12") |
360mm (14") |
410mm (16") |
No. blades |
20 |
23 |
28 |
Steel bearing |
2 |
2 |
2 |
Aluminium shaft |
10mm |
12mm |
12mm |
Stainless steel shaft |
- |
- |
- |
Weight approx. |
2 kg |
3kg |
4kg |
Varipitch base fits roofs 1° to 45° |
one |
one |
one |
One unit vents |
100m2 |
140m2 |
180m2 |
Area of attic space |
1100 sq. ft. |
1500 sq. ft. |
1950 sq. ft. |
Exhaust Fan assisted |
yes |
yes |
yes |