If it was that easy to go to my local fish store to get them I would have dude I cannot get them anywhere I need to order them or find them from somebody who has a good growing colony
Mines DIY style lol I can make them as big or as small as I want mine grows so fast with LED lights then I'm going to be selling chunks of this stuff lol
I have a town house on the second floor is a 125g with two 20longs under for baby's. Next to. It is a 65g with a 20long sump. Them a 40 breeder My floor does not even make a noise or any movement whatsoever as long as you spend the joist you should be good
Yeah you could sandwich it between two pieces of wood the plexi and then run it over table saw with the blade up a little bit and that would give you your slots real quick
If you're redoing a saltwater tank that's what I'm thinking leave it there and it will regrow why you want to get rid of coralline algae that's stuff good in your saltwater tank that means your water parameters are spot on