Nebthet's 20L led lit pygmy clown reef

[evaneatspie555]

if your still thinking about a refugium like the cpr but cheaper i used this it is smaller but works.
http://ca-en.hagen.com/Aquatic/Misc.-Accessories/Breeders--Salt--Silicone/10943
instead of using the air pump i used a small fluvel internal filter it works great