20" x 4.5" Standard
Showing all 33 results
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20″ x 4-1/2″ Full Flow (1, 5, 20 or 50 Micron) Melt Blown Sediment Cartridge
$28.00- 1, 5, 20 or 50 Micron Rating
- Each Cartridge Has 3 Layers
- Gradient Density Sediment Cartridge
- Increased Dirt Holding Capacity
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Aries 20″ x 4-1/2″ Acid Washed Coconut Shell Cartridge
$65.00 - $74.00- Made in the USA
- Removes Chlorine, Taste & Odor
- Acid Washed Coconut Shell Carbon
- Catalytic Carbon Cartridge
- Fits Full Flow/BB Housings
- Granular Activated Carbon Cartridge
- Removes Chloramines
- Removes Hydrogen Sulphide (Sulphur)
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Aries 20″ x 4-1/2″ Arsenic Removal Cartridge
$289.00 - $319.00 -
Aries 20″ x 4-1/2″ Calcor/GAC pH Neutralizer Cartridge
$74.00 - $80.00 -
Aries 20″ x 4-1/2″ Catalytic Carbon Cartridge
$108.00 - $120.00- Made in the USA
- Catalytic Carbon Cartridge
- Fits BB/Full Flow Housings
- Removes Chloramines
- Removes Hydrogen Sulphide (Sulphur)
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Aries 20″ x 4-1/2″ Fluoride Reducing Cartridge
$135.00 - $150.00 -
Aries 20″ x 4-1/2″ High Purity Mixed DI Resin Cartridge
$105.00 - $120.00 -
Aries 20″ x 4-1/2″ KDF55/Coconut Shell GAC Cartridge (5 lbs of KDF)
$105.00 - $120.00- Made in the USA
- Removes Chlorine, Taste & Odor
- Inhibits Bacteria Growth
- KDF55 & Granular Activated Carbon
- Lead Removal
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Aries 20″ x 4-1/2″ KDF85/Coconut Shell GAC Cartridge (5 lbs of KDF)
$134.00 - $149.00- Made in the USA
- Removes Chlorine, Taste & Odor
- Inhibits Bacteria Growth
- Iron Removal
- KDF85 & Granular Activated Carbon
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Aries 20″ x 4-1/2″ Phosphate Cartridge (80 oz. of Phosphate)
$88.00 - $100.00 -
Aries 20″ x 4-1/2″ Phosphate/GAC Cartridge (2 lbs of Phosphate)
$69.00 - $78.00 -
Aries 20″ x 4-1/2″ Phosphate/GAC Cartridge (4 lbs of Phosphate)
$88.00 - $100.00 -
Aries 20″ x 4-1/2″, 100% Calcor pH Neutralization Cartridge
$63.00 - $72.00 -
CA Ware 20″ x 4.5″, 1, 5 or 10 Micron Carbon Block Filter Cartridge
$56.00 – $60.00- Coconut Shell Carbon Block Cartridge
- Removes Chlorine, Taste & Odor
- 1, 5 or 10 Micron Filtration
- Coconut Shell Carbon
- Fits 20″ Full Flow/BB Housings
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CA Ware 20″ x 4.5″, 5 Micron Carbon Block Filter Cartridge w/ Lead Removal
$62.00 - $71.00- Removes Chlorine, Taste & Odor
- Coconut Shell Carbon
- Fits Full Flow/BB Housings
- Lead Removal
- Coconut Shell Carbon Block Cartridge
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Pentek CBC Big Blue 20″ x 4.5″, 0.5 Micron Carbon Block Cartridge
$100.00 - $115.00- Removes Chlorine, Taste & Odor
- Removes Cryptosporidium & Giardia
- 1 Micron Absolute (99.9% Removal)
- Carbon Block Cartridge
- Fits Big Blue Housings
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Pentek Dual Gradient 20″ x 4-1/2″ (25/1, 50/5 or 75/25 Micron) Melt Blown Sediment Filter
$40.00- Removes Dirt, Rust & Sediment
- Gradient Density Sediment Cartridge
- 25/1, 50/5 or 75/25 Micron Filtration
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Pentek EP Big Blue 20″ x 4.5″, 5 Micron Carbon Block Cartridge
$69.00 - $78.00- Removes Chlorine, Taste & Odor
- 5 Micron Filtration
- Carbon Block Cartridge
- Fits Big Blue Housings
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Pentek EPM Big Blue 20″ x 4.5″, 10 Micron Carbon Block Cartridge
$61.00 - $70.00- Removes Chlorine, Taste & Odor
- 10 Micron Filtration
- Carbon Block Cartridge
- Fits Big Blue Housings
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Pentek FloPlus Big Blue 20″ x 4.5″, 0.5 Micron Carbon Block Cartridge
$95.00 - $110.00- Removes Chlorine, Taste & Odor
- Removes Cryptosporidium & Giardia
- 0.5 Micron Filtration
- Carbon Block Cartridge
- Enhanced Sediment Removal
- Fits Big Blue Housings
- High Flow Cartridge, Low Pressure Drop
- Ideal for Inline Systems
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Pentek GAC Series 20″ x 4-1/2″, 20 Micron Cartridge
$66.00 - $72.00- Removes Chlorine, Taste & Odor
- 20 Micron Filtration
- Fits Big Blue Housings
- Granular Activated Carbon Cartridge
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Pentek RFC Series 20″ x 4-1/2″, 25 Micron Radial Flow GAC Cartridge
$86.00 - $95.00- Removes Chlorine, Taste & Odor
- Fits Big Blue Housings
- Increased Flow Rate
- Radial Flow Carbon Cartridge
- Water Flow in from Sides
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Pentek NCP Series 20″ x 4-1/2″, 10 Micron Pleated Cartridge
$51.00 - $54.00- Removes Chlorine, Taste & Odor
- 10 Micron Filtration
- Carbon Impregnated Non-Cellulose Cartridge
- Enhanced Sediment Removal
- Fits Big Blue Housings
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Shelco 20″ x 4-1/2″, 5 Micron Wound Cartridge for High Temperature
$56.00 - $62.00 -
Pentek ChlorPlus 20″ x 4.5″ Chloramine & Chlorine Removal Carbon Block Cartridge
$140.00 - $160.00- Removes Chlorine, Taste & Odor
- 1 Micron Filtration
- Carbon Block Cartridge
- Fits Big Blue Housings
- Removes Chloramines
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20″ x 4-1/2″ Blue 5 Micron Sediment Filter Kit for UV System
$132.00- Pentair NSF Certified Filter Housing
- Harmsco Pleated 5 Micron Cartridge
- Includes Bracket, Screws and Wrench
- Required for Proper UV Transmittance
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Harmsco Calypso Blue Poly-Pleat 20″ x 4-1/2″, 1 Micron Absolute Pleated Sediment Cartridge (10 GPM, 20 sq ft Media)
$104.00 - $110.00- Cleanable & Reusable
- Color Coded End Cap
- High Flow Rate
- Increased Capacity for Sediment Removal
- Pleated Cartridge with Large Surface Area
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Harmsco Calypso Blue WaterBetter 20″ x 4-1/2″ (0.35, 1, 5, 10, 20 or 50 Micron) Pleated Sediment Cartridge (20 GPM, 21 sq ft Media)
$50.00 – $70.00- Cleanable & Reusable
- High Flow Rate
- Increased Capacity for Sediment Removal
- Pleated Cartridge with Large Surface Area
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20″ x 4-1/2″ Clear 5 Micron Sediment Filter Kit for UV System
$202.00- Pentair NSF Certified Filter Housing
- Harmsco Pleated 5 Micron Cartridge
- Includes Bracket, Screws and Wrench
- Required for Proper UV Transmittance
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Dual 20″ x 4-1/2″ Blue 5 Micron Sediment Filter Kit for UV System
$255.00- Pentair NSF Certified Filter Housings
- Harmsco Pleated 5 Micron Cartridge
- Includes Bracket, Screws and Wrench
- Required for Proper UV Transmittance
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Dual 20″ x 4-1/2″ Clear 5 Micron Sediment Filter Kit for UV System
$395.00- Pentair NSF Certified Filter Housings
- Harmsco Pleated 5 Micron Cartridge
- Includes Bracket, Screws and Wrench
- Required for Proper UV Transmittance
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Dual 20″ x 4-1/2″ Clear Full Flow/BB Housing Assembly
$286.00 - $295.00- 1″ FNPT Connections
- Choose From Cartridge Options Below
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Triple 20″ x 4-1/2″ Clear Full Flow/BB Housing Assembly
$430.00 - $442.00- 1″ FNPT Connections
- Choose From Cartridge Options Below
