ANS Black Biological Sponge (filtration sponge)(various size) Sales Waterproof Efficient Heat-dissipating Fan and

Waterproof Efficient Heat-dissipating Fan and Reasonable Heat-dissipating Pass and Convective Exchange will always keep the lamp body cool

reduces the germ load of water

25405) for 5000 ltrs

By transferring partially the current expansion to a single channel

Learn more: Why it is necessary to mineralize soft-water aquaria

ANS Black Biological Sponge (filtration sponge)(various size) Sales Waterproof Efficient Heat-dissipating Fan andBio Black Sponge Basic Biological filtration Suitable for freshwater and saltwater Huge surface area for beneficial bacteria to live in Neutral pH level. Suitable for goldfish, tetras, koi, shrimps, parrot fish. Use in trickle filter, top filter, sump filtration, pond filtration, internal filter, canister filter