AQUANEAT Aquarium Hamburger Mattenfilter HMF Sponge Filter Fish

Dimension: 23 Lx 12.25W x 2H, PPI: 20 blue coarse The open cell sponge has a much larger inner surface area for filtration capacity. This filter

AQUANEAT Aquarium Filter Sponge Open Cell Foam Sheet Bio Sponge Filter Media Pad HMF Fish Tank Sump Divider (23 Lx 12.25 W x 2 H, Blue)

AQUANEAT Aquarium Bio Sponge Filter Breeding Fry

Poret® Hamburg Matten Bio Sponge Filter Set 31x30x5cm Media

Hamburg Matten Filters are space saving, non leaking and supremely

The HMF – What's That? — Seriously Fish

AQUANEAT Aquarium Bio Sponge Filter Breeding Beta

DIY Matten filter for aquariums

DIY Matten filter for aquariums

The HMF – What's That? — Seriously Fish

Whole-tank Foam Filter (Hamburg Matten Filter) for sale – Angels Plus

Mobile Hamburg Matten Biological Sponge Filter Blue 15X10X34cm XL

AQUANEAT Aquarium Bio Sponge Filter Breeding Fry