Browse Forums General Discussion Re: where to buy - 400mm x 400mm wall vent 2Nov 03, 2009 2:44 pm Fedtrim do gable vents up to 730mm diameter in round and 400x550mm in rectangular. How do you remove one of these ceiling air con vents? And is it possible to disconnect the duct joined to the vent from inside the house, without going into the roof cavity? 0 5944 Looking at some of the designs on websites, they are all selling very similar products. I get that you want something stylish. It's worth looking for search terms like SaveH2O… 2 7007 Thank you again Simeon.. I will call my certifier for that. Have a good day 4 5193 |