
Aquaspace 20" Big Blue Cartridge : AR-520
AR-520
Regular price$198.95
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Aquaspace Replacement Cartridge for Big White 20" Housing
Replacement cartridge for the Aquarius 20" Big White AQ-520
The Aquaspace 20" Big Blue Cartridge: AR-520 should be replaced every 15,000 gallons or 12 months, whichever occurs first.