Sorry for delayed reply, here's a couple of photos of what's going on. I've watched it last couple good downpours and it's not actually over flowing ...

Thanks for the replies guys, so I'm going to do a bit a trial and I'll do a update once we get some more rain, I suspect the way it's come in is its o ...

   Hi All, Having an issue with our new shed that I built. During heavy rain water seems to splash onto underneath the roof sheets and drip onto ...