2
votes
1answer
1k views

How can I treat brick efflorescence?

I have a new brick wall but large areas are becoming covered in white salty deposits; I want these removed - how can I do it? Update Thanks Niall. Just out of interest, can acid do damage to bricks? ...
7
votes
5answers
3k views

How do I remove moss from an outdoor brick walkway?

I've got a brick walkway that has parts that are in shade most of the day. Our winters are wet and cloudy and during these times it's not uncommon for the shady parts of the walkway to grow a fair ...