Can anyone suggest the best way of removing black mould from tile grouting in a bathroom.
I've been using bleach which gets rid of most of it but 2-3 weeks later it starts to
appear again.
The grouting is about 4 years old.
Thanks
I've been using bleach which gets rid of most of it but 2-3 weeks later it starts to
appear again.
The grouting is about 4 years old.
Thanks