HOBBY Diffuser Aqua Control, s.s. When you want to enrich your aquarium with oxygen and protect your pneumatic membrane pump from backflow, the Aqua Control diffuser is the right choice. Aqua Control is a very fine round bubble diffuser with integrated safety valve (non-return valve) that protects the air pump or pneumatic membrane pump from...

HOBBY Diffuser flexi 1 m, s.s. Flexible diffuser, which can be individually shaped. Thus, it adapts ideally to the aquarium landscape.

HOBBY Ceramic diffuser 150 mm, s.s. Round, tube-shaped ceramic diffuser with very fine bead flow. Because it is hollow, it can be used with little pressure, i.e. ideal for small pumps.

HOBBY Ceramic diffuser 100 mm, s.s. Round, tube-shaped ceramic diffuser with very fine bead flow. Because it is hollow, it can be used with little pressure, i.e. ideal for small pumps.

HOBBY Diffuser, angular 50x25x25 mm, s.s. Ceramic diffuser for aquarium air supply. High-quality, fine-beaded material sawn from blocks. Lasts longer than conventional pressure-glued diffusers.

HOBBY Diffuser, angled 25x25x25 mm, s.s. Ceramic diffuser for aquarium air supply. High-quality, fine-beaded material sawn from blocks. Lasts longer than conventional pressure-glued diffusers.

HOBBY Diffuser, cylindrical 25x15 mm, 2 pcs. s.s. Ceramic diffuser for aquarium air supply. High-quality, fine-beaded material sawn from blocks. Lasts longer than conventional pressure-glued diffusers.

HOBBY Diffuser, cylindrical 50x25 mm, s.s. Ceramic diffuser for aquarium air supply. High-quality, fine-beaded material sawn from blocks. Lasts longer than conventional pressure-glued diffusers.