Replacement filter sponges, 16 mm, set of 3

The GH-GOODS replacement filter sponges with a 16 mm hole diameter in a set of 3 are suitable for many pump heads and intake pipes of external filters or hang-on filters. Also fits as replacement filter sponge for Pat Mini Filter from Aquael.
The filter sponges are suitable as protection against the suction of small shrimp or fish, or as a pre-filter for coarse dirt particles, or for colonization with filter bacteria.

The GH-GOODS filter sponges are optionally available with fine filter foam with 45 ppi or middle filter foam with 30 ppi.
The GH-GOODS filter foam comes from German manufacturers and behaves in the aquarium absolutely water-neutral.
Due to the open-pore structure, the GH-GOODS replacement filter sponges offer a very large surface area for colonization of the filter bacteria.

The GH-GOODS replacement filter sponges have the following dimensions:
- squared: 5 × 5 × 10 cm
- hole diamter: 16 mm,  but not consistently
- Depth of the hole: approx. 8 cm
- colors: black
- pore density: 30 ppi (medium pored) or 45 ppi (fine pored)
- each in a set: 3 pieces