I have a 55 long and I want to change it from gravel to sand. I have a HOB filter as well as a pump for extra water circulation. Am I going to need additional equipment? Thank you on advance!
wooll004;4937566; said:I have a 55 long and I want to change it from gravel to sand. I have a HOB filter as well as a pump for extra water circulation. Am I going to need additional equipment? Thank you on advance!