Cut and bend the whirlybird base in accordance to the sheeting profile.
How to install a whirlybird on a metal roof.
Then remove the whirlybird and starting from the centre hole cut out the circle you have drawn.
Use silicone to prevent leaks note can also install underneath the whirlybird base for extra leak prevention 10.
If you are installing more than one whirlybird you must install them an even.
Place the whirlybird tube onto the base 11.
In case it is a tiled roof you will have to eliminate the tiles surrounding the place that you will be cutting through.
At this point take the whirlybird up to the top of the roof and place it centrally over each hole you have drilled tracing out the perimeter of the cylinder on the outside of the roof sheet.
Whirlybird installation diy guide for metal roofs if you are a handy person and want to do a whirlybird installation diy for metal roof you can avoid paying the whirlybird installation cost.
Install the top whirlybird.
Once you have purchased the wind turbine its time to install it on your roof.
This video demonstrates the installation of a whirlybird roof ventilator on a trimdek metal roof.
Level the whirlybird and place teks to ensure it does not move.
Roof whirlybird installation might just be the answer.