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🧼 Keep your tank flawless — because your fish deserve the best!
The Penn-Plax Cascade Bio Sponge Replacement is a precision-cut, durable filter cartridge designed exclusively for Cascade 150 and 200 GPH hang-on filters. It enhances water clarity by efficiently removing debris and fostering beneficial bacteria growth, ensuring a healthy, crystal-clear aquarium environment for all aquatic life stages.


| ASIN | B003Q3FTCM |
| ASIN | B003Q3FTCM |
| Age Range Description | All Life Stages |
| Best Sellers Rank | #21,199 in Pet Supplies ( See Top 100 in Pet Supplies ) #88 in Aquarium Filters |
| Brand Name | Penn-Plax |
| Color | No Color |
| Customer Reviews | 4.7 4.7 out of 5 stars (4,436) |
| Date First Available | June 6, 2010 |
| Date First Available | June 6, 2010 |
| Department | Unisex-Adult |
| Department | Unisex-Adult |
| Directions | Inside Box Instructions |
| Included Components | Bio Sponge |
| Item Dimensions LxWxH | 6 x 1 x 4 inches |
| Item Package Dimensions L x W x H | 6.42 x 3.54 x 0.83 inches |
| Item Weight | 1.44 ounces |
| Item model number | CPF310 |
| Item model number | CPF310 |
| Manufacturer | Penn Plax |
| Manufacturer | Penn Plax |
| Material | Plastic |
| Model Name | Penn-Plax Cascade 150 or 200 GPH Hang On Filter Aquarium Bio Sponge Replacement; 1 Pack; Cut to fit Cascade 150 or 200 |
| Number of Items | 1 |
| Product Dimensions | 6 x 1 x 4 inches; 1.45 ounces |
| Size | Cascade 150 Replacement Bio-Sponge |
| Specific Uses for Product | Behavior |
| Target Audience Keyword | Fish, algae-eaters, mollusks, octopuses, rays, snails |
| Warranty Description | Amazon Warranty |
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