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Shop for Aquarium Foam & Sponges

Filter foam and filter sponges are used to help aquarium filters operate more efficiently while they trap debris, pollutants and waste and prevent the filters from clogging. You'll find a full selection of filter foam and filter sponges for all your filters and filtration systems at www.PetMountain.com.
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Showing Items 1 to 12 of 23
Fluval 404/405 Foam Filter Block by Fluval
Price: $4.97
Compare: $7.99
Save up to $3 (38%)
Rena Filstar Foam by Rena
Price: $5.38
Compare: $9.99
Save up to $4 (46%)
Fluval Foam Block 204/205 and 304/305 by Fluval
Price: $4.14
Compare: $5.99
Save up to $1 (31%)
AquaClear Foam Inserts (20, 30, 50, 70, 110) by AquaClear
Price: $0.91 to $5.29
Compare: $1.99 to $7.99
Save up to $2 (54%)
Filter Fiber Floss by Loving Pets
Price: $1.33 to $49.89
Compare: $2.99 to $92.99
Save up to $43 (56%)
Duetto Biological Filter Pad Sponge by Marineland
Price: $2.14 to $2.15
Compare: $3.99
Save up to $1 (46%)
Duetto Mechanical Prefilter Cartridge Sponge by Marineland
Price: $2.14
Compare: $3.99
Save up to $1 (46%)
Canister Filter Bio-Floss - 6 Pack by Cascade
Price: $6.63 to $8.39
Compare: $13.99 to $17.99
Save up to $9 (53%)
Foam Pre-Filter Replacement by Marineland
Price: $6.24
Compare: $10.99
Save up to $4 (43%)
Reverse Flow Powerhead - Replacement Sponge Prefilter by Marineland
Price: $3.90
Compare: $5.99
Save up to $2 (35%)
Bio Foam Grid for Whisper In-Tank Filter by Tetra
Price: $2.98 to $3.32
Compare: $4.99 to $5.99
Save up to $2 (45%)
Canister Filter Bio-Sponge - Single Pack by Cascade
Price: $3.09 to $5.14
Compare: $8.99 to $10.99
Save up to $5 (66%)