Aquaneat Aquarium Filter Sponge Open Cell Foam Sheet Bio Sponge Filter Media Pad HMF Fish Tank Sump Divider 11 x 10.25 x 2/ 23 x 12.25 x 2 (11

Dimension: 11 Lx 10.25W x 2H, PPI: 40 black fine The open cell sponge has a much larger inner surface area for filtration capacity. This filter pad can be cut to fit and used as a pre-filter for any aquarium or pond filter, sump, wet/dry, canister, power filter etc. or your HMF DIY project. The reticulated structure also provides better flow rate of water and less chance of clog. The size of pores is measure in pores per inch (PPI). The sponge with higher PPI has more pores in it.

camelcamelcamel - AQUANEAT 수족관 필터 스폰지 오픈 셀 폼 시트 바이오 스폰지 필터 미디어 패드 HMF 어항 섬프 디바이더 (길이 58.4cm x 너비 31.1cm x 높이 5.1cm(23인치 x 12.25인치 x 2인치), 블루)

Aquapapa Bio Sponge Filter Media Pad 23 Cut-to-fit Foam for Aquarium Fish Pond Reef Canister Tank : Pet Supplies

AFACYGN 4 Pack Aquarium Filter Media Bio Sponge Pad 16 x 12 x 1 inch, Fish Pond Foam Filter 20/30/40 PPI (Blue 20ppi 4pack) : Pet Supplies

AQUANEAT Aquarium Filter Sponge Open Cell Foam Sheet Bio Sponge Filter Media Pad HMF Fish Tank Sump Divider 11 X 10.25 X 2/ 23 X 12.25 X 2

Provides both mechanical and biological filtration. 20PPI Filter Sponge traps large debris efficiently, and can be used again after cleaning. Eliminate toxic compounds and improve water quality. Works great in Pond skimmers, waterfalls, aquariums and all filters. DIMENSION: 12 L x 12 W x 2 Thick approx. Aquarium Pond Coarse Filter Sponge, DIMENSION: 12 L x 12 W x 2 Thick approx.

ViaAqua Aquarium Filter Sponge Open Cell Foam Sheet Bio Sponge Filter Media Pad HMF Fish Tank Sump Divider 12 x 12 x 2 (Blue, 20ppi)

Perfect Fit: Sized at 9 x 9 x 1 (2 pcs), these filter pads are designed for convenience, providing a suitable thickness for easy cutting to fit

GUARDMAN Filter Foam Sponges, Bio Sponge Filter Media Pad Cut-to-Size Foam for Aquarium Fish Tank Pond Filter Open Cell Foam Sheet Filter Cartridge

AQUANEAT Aquarium Filter Sponge Open Cell Foam Sheet Bio Sponge Filter Media Pad HMF Fish Tank Sump Divider 11 x 10.25 x 2/ 23 x 12.25 x 2 ( 23 Lx 12.25 W

Aquafa Aquarium Filter Sponge Large Pad, Cut-to-fit Foam Course for Fish Pong, Fish Tank 30 PPI (23x16x2 inch) : Pet Supplies

Aquafa Aquarium Filter Sponge Large Pad, Cut-to-Fit Foam Course for Fish Pong, Fish Tank 30 Ppi (23x16x2 inch)

Dimension: 7.5 Lx 4.7W x 2.75H PPI:40. Includes 2 pieces of open cell sponges The open cell sponge has a much larger inner surface area for

AQUANEAT 2 Pack Aquarium Bio Sponge Filter Media Pad Cut-to-Size Open Cell Foam Sheet for Fish Tank Sump (7.5 x 4.7 x 2.75)

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AQUANEAT Aquarium Bio Sponge Filter Media Pad 36 x 12 x 1 / 72 x 12 x 1 Open Cell Foam Sheet Cut-to-Fit for Fish Tank Sump (36 x 12 x 1)

This sponge can be cut to fit and used as a pre-filter for all types of aquarium or pond filter. It offers large surface area for both mechanical and biological filtration. Dimensions: 17.7x 17.7x 1.8 It traps large bits of waste and provides good water flow rate and will not clog easily. Fine sponge. 30 PPI A important component to maintain a clean and healthy aquatic environment.

Aquacity Bio Sponge Filter Media Pad 23 Cut-to-Fit Foam for Aquarium Fish Pond Reef Canister Tank (23.6 L x 17.7 W x 1.8 H)

Aquarium & Fish Tank Foam Filter Bio Sponges, Filter Cartridge Insert, Filter Media Pad, Cut-to-Size Foam for Aquarium, Fish Tank, Pond Filter, Open Cell Foam Sheet, Filter Media Sponge