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Brand: ASI or Aquarium Systems
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Custom designed for the Magnum 220 and 350 micron cartridges and carbon/media container, these filter sleeves reduce accumulation of waste and dirt, ultimately extending cartridge life.


Our Price: $5.99
Item Code: AS3571


Custom designed for the Magnum 220 and 350 micron cartridges and carbon/media container, these filter sleeves reduce accumulation of waste and dirt, ultimately extending cartridge life.


Our Price: $14.99
Item Code: AS3573


For fast cleanups and removal of microscopic particles. Reusable cartridge contains 320 sq inches of surface area. Fits all Magnums.


Our Price: $10.99
Item Code: AS3561


Replacement Cartridge for Penguin Mini, BIO-Wheel Mini & 100 Filters


Our Price: $2.99
Item Code: AS3231


Replacement Cartridge for Penguin Mini, BIO-Wheel Mini & 100 Filters


Our Price: $6.29
Item Code: AS3233


Replacement Cartridge for Penguin Mini, BIO-Wheel Mini & 100 Filters


Our Price: $12.99
Item Code: AS3235


Replacement Cartridge for Penguin 125 & 150 Filters


Our Price: $3.19
Item Code: AS3241


Replacement Cartridge for Penguin 125 & 150 Filters


Our Price: $6.19
Item Code: AS3243


Replacement Cartridge for Penguin 125 & 150 Filters


Our Price: $9.49
Item Code: AS3245


Replacement Cartridge for Penguin 170, 200, 330 & 350 Filters


Our Price: $3.09
Item Code: AS3251