I have a smell that comes out from either my toilet or drain i cant quite locate the smell because it smells like its coming from both. the smell is usually stronger after a shower or after the toilet has been used.

Toilet blocked and bath

I noticed mold in the conservatory on the main building wall under the gutter. There is mold on the bricks wall outside near the drain from the gutter. It seems the leak is from the loose sealing between gutter and drain down to a water butt. Just to fix it and repaint the conservatory l