Pollen Glass Beetle has a wider diffusion filter. The unique design of the Beetle sits conveniently on an inside corner of an aquarium tank. For a large size tank, the Beetle can be placed on multiple numbers of corners. 30Ø is suitable for a 90cm size tank, 40Ø for a 90-120cm tank, and 50Ø for a 120-180cm tank.
||Blue, Purple, White