Yes. Using a product called TLC made by GLB (not hardware store TLC cleaner). It can be used to clean stairs, coping and it's safe for the liner. It is an acid so be careful not to make any contact with your concrete or it will etch it.
Yes. Using a product called TLC made by GLB (not hardware store TLC cleaner). It can be used to clean stairs, coping and it’s safe for the liner. It is an acid so be careful not to make any contact with your concrete or it will etch it.