Water Filters
Water Filters
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All Kinds of Filter Cartridges
H2O will beat any competitor's price!

Standard 10" × 2.5" Doulton Ceramic, Carbon Block & GAC/KDF Cartridges Doulton Water Filters
Model # Description Price  
GAC/KDF Made in the United StatesGranular Activated Carbon with 20% KDF by volume $35.00 Add to Cart
STERASYL NSF® CertifiedDoulton 10" Ceramic cartridge (shell only) $45.00 Add to Cart
SUPERCARB NSF® CertifiedDoulton 10" Ceramic cartridge w/carbon block core $50.00 Add to Cart
ULTRACARB NSF® CertifiedDoulton 10" Ceramic cartridge w/carbon block core & lead removal $59.00 Add to Cart
Standard 10" × 2.5" Filter Cartridges Genuine MATRIKX® Extruded Carbon
Model # Description Price  
MATRIKX CTO/2 Made in the United StatesNSF® Certified10 µ Carbon Block Cartridge
MATRIKX Pb1 Made in the United StatesNSF® Certified1 µ Absolute Carbon Block Cartridge w/lead removal
MATRIKX CR1 Made in the United StatesNSF® Certified1 µ Absolute Carbon Block Cartridge
MATRIKX 1 Made in the United StatesNSF® Certified2 µ Carbon Block Cartridge
MATRIKX 5 Made in the United StatesNSF® Certified5 µ Carbon Block Cartridge
MATRIKX 10/2 Made in the United StatesNSF® Certified10 µ Carbon Block Cartridge
PLEKX 10 Made in the United StatesNSF® CertifiedSpiral-Wound Activated Carbon Water Filter
CERAMIKX-ST Made in the United StatesNSF® CertifiedSub Micron Bacteriological Ceramic/Carbon Block Cartridge
Standard 20" × 2.5" Filter Cartridges Genuine MATRIKX® Extruded Carbon
Model # Description Price  
MATRIKX CTO/2 Made in the United StatesNSF® Certified10 µ Carbon Block Cartridge
MATRIKX Pb1 Made in the United StatesNSF® Certified20" × 2.5" 1 µ Absolute Carbon Block Cartridge w/lead removal
MATRIKX CR1 Made in the United StatesNSF® Certified1 µ Absolute Carbon Block Cartridge
MATRIKX 1 Made in the United StatesNSF® Certified2 µ Carbon Block Cartridge
MATRIKX 5 Made in the United StatesNSF® Certified5 µ Carbon Block Cartridge
MATRIKX 10/2 Made in the United StatesNSF® Certified10 µ Carbon Block Cartridge
Big Blue Size 10" × 4.25" Filter Cartridges Genuine MATRIKX® Extruded Carbon
Model # Description Price  
MATRIKX CTO/2 Made in the United StatesNSF® Certified10 µ Carbon Block Cartridge
MATRIKX Pb1 Made in the United StatesNSF® Certified1 µ Absolute Carbon Block w/lead removal
MATRIKX 1 Made in the United StatesNSF® Certified2 µ Carbon Block Cartridge
MATRIKX 5 Made in the United StatesNSF® Certified5 µ Carbon Block Cartridge
Big Blue Size 20" × 4.25" Filter Cartridges Genuine MATRIKX® Extruded Carbon
Model # Description Price  
MATRIKX CTO/2 Made in the United StatesNSF® Certified10 µ Carbon Block Cartridge
MATRIKX Pb1 Made in the United StatesNSF® Certified1 µ Absolute Carbon Block w/lead removal
MATRIKX 1 Made in the United StatesNSF® Certified2 µ Carbon Block Cartridge
MATRIKX 5 Made in the United StatesNSF® Certified5 µ Carbon Block Cartridge
Everpure Cartridges Everpure®
Model # Description Price  
H-300 Made in the United StatesNSF® CertifiedEverpure Cartridge for H-300, H-200, H-201 & S-200 systems
H-104 Made in the United StatesNSF® CertifiedEverpure Cartridge for H-104, H-100, S-100 & S-104 systems
H-54 Made in the United StatesNSF® CertifiedEverpure Cartridge for H-55, H-50, S-50 & S54 systems
VOC #1 & #2 Made in the United StatesNSF® CertifiedEverpure Cartridges for VOC twin systems (1 of each) $169.00 Add to Cart
THM #1 & #2 Made in the United StatesNSF® CertifiedEverpure Cartridges for THM twin systems (1 of each)
H-1200 Made in the United StatesNSF® CertifiedEverpure Cartridges for H-1200 twin systems (1 of each) $199.00 Add to Cart
ROM III-3 Pack Made in the United StatesNSF® CertifiedROM III 3 Pack Reverse Osmosis Cartridges-no membrane $165.00 Add to Cart
ROM III-4 Pack Made in the United StatesNSF® CertifiedROM III 4 Pack Reverse Osmosis Cartridges-with membrane $279.00 Add to Cart
PRO 2500 Made in the United StatesNSF® CertifiedPro Series 2500 Replacement Cartridge $79.00 Add to Cart
PRO 3500 Made in the United StatesNSF® CertifiedPro Series 3500 Replacement Cartridge $99.00 Add to Cart
BW 400 Made in the United StatesNSF® CertifiedBW 400 Series Replacement Cartridge $79.00 Add to Cart
BW 500 Made in the United StatesNSF® CertifiedBW 500 Series Replacement Cartridge $99.00 Add to Cart
MC Made in the United StatesNSF® CertifiedCommercial Beverage Machine Cartridge $68.00 Add to Cart
I-2000 Made in the United StatesNSF® CertifiedCommercial Ice Maker Cartridge $74.00 Add to Cart
OW200-L Made in the United StatesNSF® CertifiedCommercial Drinking Water Cartridge $68.00 Add to Cart
4C Made in the United StatesNSF® CertifiedCommercial Cold Beverage Cartridge $64.00 Add to Cart
BH Made in the United StatesNSF® CertifiedCommercial Hot Beverage Cartridge $62.00 Add to Cart
OCS Made in the United StatesNSF® CertifiedOffice Coffee Machine Cartridge $50.00 Add to Cart
SS-IMF Made in the United StatesNSF® CertifiedScale Inhibitor Cartridge (replaces model #IMF) $59.00 Add to Cart
HF Made in the United StatesNSF® CertifiedHoshizaki Ice Machine Replacement Cartridge $89.00 Add to Cart
Replacement Filters for Standard 4 Stage Reverse Osmosis Systems
Model # Description Price  
AICRO NSF® Certified10"×2" Inline GAC Filter/RO Post Filter $18.00 Add to Cart
TW30-1812-50 Made in the United StatesNSF® Certified50 GPD Dow Thin Film Composite Membrane, 1.8" × 11.75" $50.00 Add to Cart
Replacement Filters for Hydrotech Reverse Osmosis Systems
Model # Description Price  
S-FS-02 Made in the United StatesSediment Prefilter (original factory part for all Hydrotech Undersink Reverse Osmosis) $10.00 Add to Cart
S-FS-19 Made in the United StatesCarbon Block Pre & Post Filter (original factory part for all Hydrotech Undersink Reverse Osmosis) $15.00 Add to Cart
Replacement CTA Membranes for 3 Stage Hydrotech Reverse Osmosis Systems
Model # Description Price  
S-FS-06 Made in the United States9 GPD Hydrotech CTA Reverse Osmosis Membrane $55.00 Add to Cart
S-FS-08 Made in the United States15 GPD Hydrotech CTA Reverse Osmosis Membrane $65.00 Add to Cart
Replacement TFC Membranes for Hydrotech Reverse Osmosis Systems
Model # Description Price  
S-FS-17 Made in the United States9 GPD Hydrotech TFC Reverse Osmosis Membrane $60.00 Add to Cart
S-FS-07 Made in the United States15 GPD Hydrotech TFC Reverse Osmosis Membrane $65.00 Add to Cart
S-FS-09 Made in the United States25 GPD Hydrotech TFC Reverse Osmosis Membrane $75.00 Add to Cart
S-FS-11 Made in the United States35 GPD Hydrotech TFC Reverse Osmosis Membrane $80.00 Add to Cart
S-FS-20 Made in the United States45 GPD Hydrotech TFC Reverse Osmosis Membrane $90.00 Add to Cart
Miscellaneous Cartridges
Model # Description Price  
C1 10" × 2.5" cellulose impregnated carbon block filter $12.00 Add to Cart
GAC-10 10" × 2½" Granular Activated Carbon Cartridge
$16.00 Add to Cart
GAC-20-BB 20" × 4½" Granular Activated Carbon Cartridge $40.00 Add to Cart
UDS-10ALUM 10" × 2.5" fluoride removal cartridge $55.00 Add to Cart
AIPRO Flowmatic 10" × 2½" inline sediment filter $15.00 Add to Cart
AICRO/KDF050 Flowmatic 2 × 10 inline KDF/GAC filter $32.00 Add to Cart
GAC/KDF-20 20" × 2.5" GAC/KDF cartridge $70.00 Add to Cart


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