Hey can everyone who has made or atleast knows how to make caves and shelters out of spray foam or anything DIYish i would love to know. i love projects and this is something im lacking in my tanks.
PS. is vinegar a sufficient enough test to run on outdoor rocks for checking if its going to change ph levels?
thanx
Dj
PS. is vinegar a sufficient enough test to run on outdoor rocks for checking if its going to change ph levels?
thanx
Dj

