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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 24
Fluval Foam Block 204/205 and 304/305 - 2 Pack by Fluval
Price: $3.29
Compare: $5.99
Save up to $2 (45%)
Fluval 404/405 Foam Filter Block by Fluval
Price: $4.09
Compare: $6.99
Save up to $2 (41%)
Rena Filstar Foam by Rena
Price: $4.89
Compare: $9.99
Save up to $5 (51%)
Foam Pre-Filter Replacement 2-Pack by Aquarium Systems
Price: $5.95
Compare: $10.99
Save up to $5 (46%)
Aquapod Replacement Foam by Current USA
Price: $1.63
Compare: $3.99
Save up to $2 (59%)
AquaClear Foam Inserts (20, 30, 50, 70, 110) by AquaClear
Price: $0.69 to $4.59
Compare: $1.99 to $7.99
Save up to $3 (65%)
Bio Foam Grid for Whisper Power Filter by Tetra
Price: $2.82 to $3.03
Compare: $4.99
Save up to $2 (43%)
Duetto Mechanical Prefilter Cartridge Sponge by Aquarium Systems
Price: $1.95
Compare: $3.99
Save up to $2 (51%)
Duetto Biological Filter Pad Sponge by Aquarium Systems
Price: $1.95
Compare: $3.99
Save up to $2 (51%)
Magnum C-Series Filter Foam by Marineland
Price: $5.20 to $6.25
Compare: $7.99 to $8.99
Save up to $2 (35%)
Reverse Flow Powerhead - Replacement Sponge Prefilter by Marineland
Price: $3.56
Compare: $5.99
Save up to $2 (41%)
Bio Foam Grid for Whisper In-Tank Filter by Tetra
Price: $2.72 to $3.03
Compare: $4.99 to $5.99
Save up to $2 (49%)