Seaside Aquatics - Collapsible Acclimation Box & Refugium

Useful Acrylic Must-Have for reef & saltwater hobbyists.  A multitude of potential uses include acclimation box for new fish, protects new fish rom aggressive tank mates safe haven for stressed or ill fish temporary holding area for aggressive crab or fish design an in-sump or in-tank refugium for chaetomorpha by simply adding a light a growth area for copepods train your clownfish to go into a sea anemone by placing inside box. Fish trap with easy-drop door. Fish breeding allows for water and oxygen to enter but fish remain confined until ready to release Dimensions: 4"x6.75"x7.12" Door Opening: 2.5"x4.12" Mounting Thickness: 0.625 (5/8th)