3-4months mark id say. Ats starting to finally show some actual hairy.bushy algae spots. They are the dark spots. Lol!
Just wanted to show off my diy ats. I never added the cost of it all together but id say its around the $30-$40 mark with light and screen and plumbing.
D
This is ran off my return pump and a manifold. Id like to design a free standing unit on a triangle suppost for both sides. Just add a water feed pump. I havent made one of these yet.
D