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The compact design suits installations where space is limited but full 20-inch cartridge capacity is required
Flush the new cartridge for 5 minutes to remove any carbon fines and activate the media
450 GPG Max Flow Rate 3 GPM Temperature Range 40°F to 100°F Weight 8 lbs Cartridge Type Refillable
aquarium filtration
🧹 Integrated 20-Micron Post-Filter
Pentek - DGD Series 20" x 4.5" Big Blue Dual-Gradient Density Polypropylene Sediment Filter PURA UV (15910111) UV-1 EPCB 0.5 Micron Carbon Block Drinking Filter 1 GPM 110 V The compact design suits installationsThe Pentek DGD Series 20" x 4. 5" dual gradient sediment filter delivers up to three times the dirt holding capacity of standard spun or wound cartridges by combining two gradient density layers in a single 100% pure polypropylene construction. Available in three dual gradient configurations (25 1, 50 5, and 75 25 micron), it fits all standard Big Blue 20" housings and handles flow rates up to 20 GPM with minimal pressure drop. SPECIFICATIONS Pentek
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