There's a toilet to the left in fact. It could be the water supply to the taps. But it's hard to tell without removing a brick. It's a two storey…

The house was built in 1979 so it's pretty old. I don't know of anyone who is using excessive amounts of water in my family. We own a hot water…

I have some discoloured bricks on my external wall. Not sure what could be causing this. Is it likely a direct cause from the missing grout between tiles from the…