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)