On 2016-07-01, Thomas Prufer wrote:

On Thu, 30 Jun 2016 20:47:33 +0100, RayL12 wrote:

However, bleach does not kill mould.

It most certainly does -- both mold and spores.

There are natural solutions, should you wish to DIY.

Using borax? Eh? A quick google:

"Borax is no longer available to the general UK public and has been classified
by the ECHA as a "Reprotoxic Category 2".

I have most of a kilo of borax that I bought at a hardware store a few
years ago. I'll tell people not to lick the tiles.