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Cartridge CB1A   
The Original Sized Omnifilter CB1A for all older CB filters, is a carbon block cartridge used in OMNI Undersink filters CBF1,  OB3 and SFM2. The Omni Water Filter CB1's carbon block removes chlorine, odors, and harmful bacteria like Giardia and Cryptosporidium to give you great tasting, safe water right from the tap or a dedicated faucet, depending on the unit selected. 

Need Help? Please call our customer service number: (855) 855-1976 for assistance. 
Change cartridge filter every 12 months.  CB1 Replacement Instructions
CB1  Cartridge - For CBF1, CBF1 Series A, OB3, SFM2 and SFM2 Series B Filters, and RO2000

K4 O-Ring* - For CBF1, CBF1 Series A, OB3, SFM2 and SFM2 Series B Filters

OW1 Tank Wrench - For CBF1, OB3 and SFM2 Filters

OW30 Tank Wrench - For CBF1 Series A and SFM2 Series B

 
NOTE: California Residents   Due to California Law, we are unable to sell you the Omnifilter CB1.  We found a compatible cartridge and will send that to CA residents instead. 
                 If you need the larger, newer version, order the CB1B
The CB1A will fit into older models, including:
OB3, SFM2, SFM2 Series A, CBF1, CBF3
CBF3 Series A, - CBF20, OT32 Series A, OT2/U600
UC2/U500-OmniDeluxe, OT5/U700, SMF-5/U400
-  OmniSuper, RO2000/RO2000TDS (Original with blue pre-filter sumps)

CB1A
Replacement
Cartridges

For Older Units

CB1A Pricing 
QTY 1 at $19.44 each  

(The Newer CB1B will not fit in the older Units.)

  CB1A for Older Units  $19.44
  CB1B - Newer Units Larger CB1B  $19.44
  CB1C for California Residents  $19.44
QUANTITY:      
 
View Cart / Check Out

(no alternatives)

** We recommend using fresh
Lubricant with every
cartridge change
and every o-ring change.


ADD EXTRA
ORINGS OR PARTS?

Help - What Oring do I need?

Replacement 
plumbing fittings

  K4 O-ring + $3.95

  OK7 O-ring + $3.95

  OK50 O-ring + $3.95

  OK25 Oring + $3.95

  U24 O-ring + $3.95

 O-Ring Lubricant $.49
** Adding Lubricant.

Qty:    
(if selected above)

 

ADD AN EXTRA
WRENCH?

- Help - 
What wrench do I need?

  Universal Strap Wrench 
+ $19.99 (fits all Omni filters)

  OW1 Wrench + $19.99
(Strap Wrench fits all Omni filters)

  OW30 Wrench + $7.99

Qty:    
(if selected above)

 

 

 
 
Model CB1
Filter type Carbon Block
Reduces: Rust & Sediment (Class I)
Removes: Odor & Chlorine (99.95%)
Removes: Cryptosporidium & Giardia Cysts (99.99%)
Benefits Removes harmful Cryptosporidium and Giardia cysts in drinking water. Also removes chlorine and odors to give you great tasting water.
Average Cartridge Life 1 12 mos or 1,000 gal
Flow Rate2 1.0 gpm
Micron Rating3 0.5
 

1 Usage and the quality of water in your incoming line determine when your cartridge should be changed.
2 Gallons per minute.
3 The smaller the micron, the finer the filtration.

Click On Links For Tank Wrench and Replacement O-Rings Information

 Installation Information

If you have an older Omni filter model that has been discontinued and need an O-Ring, please call our customer service number: (855) 855-1976 for assistance.

CB1

 

* K4 O-Ring packet includes the K4, OK30, OK40 &  WC9-13 O-Rings

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We are not associated with Envirotech Products Incorporated of Mulvane Kansas          02242014