Browse Forums DIY, Home Maintenance & Repair 1 Apr 11, 2009 7:49 pm We recently had to replace our bathroom exhaust fan and it turned out that the ducting to the outside (necessary due to sisalation) which was originally installed by the builder was too small. So we had a roofing plumber install the recommended size pipe. Unfortunately the cap of the new vent is not keeping the rain out. Can anyone recommend a vent cap that is reliable please????? (Btw the difference in efficiency now that the vent is the correct size is quite noticeable!) Re: Roof vent cap 2Apr 14, 2009 3:16 pm Roofing plumber came and did their idea of a fix, now exhaust fan doesn't work as efficiently due to restricted airflow at the top . . . and there's still a leak! My personal prime suspect is the join in the piping. Can anyone advise what is the correct way to join two pieces of roofing pipe? (Btw can I retitle the thread or should I start a new thread?) Re: Roof vent cap 3May 07, 2009 5:46 pm Normally any join in 'roofing pipe'? is lapped in a way to keep out any water. Could it be the grooved seam in the pipe leaking? We used to smear a small bead of silicone up the bead to be sure. The cap is another matter. Have you tried Bunnings or Stratco or similar retailer for a proper cap? If the plumber charged you for supposedly fixing it, call him back. Arfur Re: Roof vent cap 4May 07, 2009 6:00 pm Thank you Arfur. It seems to be fixed. The boss came out and found three things not quite right and sent out his senior bloke to fix it up. We've had a little rain since then and haven't needed the bucket. 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 5933 2 9447 This certainly doesn't look good. I would be engaging with an independent inspector to have a look at this. As for the unscheduled site visits, most builders are quite… 1 28319 |