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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
Rena Filstar Foam by Rena
Price: $5.62
Compare: $9.99
Save up to $4 (44%)
AquaClear Foam Inserts (20, 30, 50, 70, 110) by AquaClear
Price: $0.79 to $5.28
Compare: $1.99 to $7.99
Save up to $2 (60%)
Fluval Foam Block 204/205 and 304/305 - 2 Pack by Fluval
Price: $3.78
Compare: $5.99
Save up to $2 (37%)
Fluval 404/405 Foam Filter Block by Fluval
Price: $4.70
Compare: $7.99
Save up to $3 (41%)
Foam Insert Fluval 2 Plus - 4 Pack by Fluval
Price: $5.97
Compare: $7.99
Save up to $2 (25%)
Fine Filter Wool Pad by Commodity Axis
Price: $3.39
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%)
Foam Pre-Filter Replacement 2-Pack by Aquarium Systems
Price: $6.52
Compare: $10.99
Save up to $4 (41%)
Duetto Biological Filter Pad Sponge by Aquarium Systems
Price: $2.14 to $2.15
Compare: $3.99
Save up to $1 (46%)
Duetto Mechanical Prefilter Cartridge Sponge by Aquarium Systems
Price: $2.14
Compare: $3.99
Save up to $1 (46%)
Bio Foam Grid for Whisper Power Filter by Tetra
Price: $3.09 to $3.32
Compare: $4.99
Save up to $1 (38%)
Magnum C-Series Filter Foam by Marineland
Price: $5.69 to $6.84
Compare: $7.99 to $8.99
Save up to $2 (29%)