YES, either that or I got the mother of all lemons! Have been trying to get mine fixed since November! My advice DON'T DO IT...

I am in no way endorsing them but have a look at westernsolar.com.au they claim one of there vents the SV20 extracts 11,000ltr of air per minute. …

I had 3 whirlybirds on my colourbond roof (in Perth), had 2 of them replaced with Maestro solar vents, has made no difference in roof temp than the whirlybirds. …

Thanks for the reply, I wish I was in the Kimberley! I am in Perth. Have to say am not too impressed with this system myself so far. …

I had a Benson Airconditioner installed 12 months ago, had a few ongoing issues. Finally found others who have them! Thought I must have been the only one …