Omnipure E5721 Everpure® Compatible 10 Mic CTO Filter

Omnipure E5721 Everpure® Compatible 10 Mic CTOShow Picture 1Show Picture 2
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Made in USA 

Prefilter for ROM II & ROM III

Part Number: E5721
In Stock, Ready to Ship!
MSRP: $38.75
Price: $31.23 
5+ for $29.67 ea
10+ for $29.04 ea
25+ for $28.11 ea

How do we compare?
$35.19 $3.96 more ea @ WaterFiltersNet
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$48.99 $17.76 more ea @ H2oDistributors
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$33.02 $1.79 more ea @ IsopureWater
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$31.25 $0.02 more ea @ ESPWaterProducts
  as of Aug 21, 2018

Omnipure E5721 Everpure® Compatible 10 Mic CTO Filter:

The Omnipure E5721 10 Mic CTO cartridge was made to fit Omnipure E-Series heads as well as existing Everpure® heads with a collar. This filter reduces chlorine, taste, and odor and has a capacity of 3500 gallons. The new E-Series was designed for those customers that are using existing permanent heads but would like an alternative to the replacement bodies offered. They offer equal or superior filtration capability at a considerably lower price than comparable OEM filters.

  • Everpure® S-101 Compatible
  • Fits ROM II & III systems
  • 10 micron Coconut Shell Carbon Block
  • Taste, odor and chlorine reduction
  • Class 1 filtration media
  • Maximum one-year service life

Compatible Filter HeadsNon-Compatible Filter Heads
  • QL2
  • QL3
  • QL7I: Single Head 
  • QL1
  • QL3B
  • QC7I: Multi-Cartridge Head Manifold

Block GAC 10 Micron
(Two and one half inch diameter filter bodies.)

Model NumberBody SizeService Life
E53212.5" x 6"
1500 Gallons
E54212.5" x 8"
2000 Gallons
E55212.5" x 10"
2500 Gallons
E56212.5" x 12"
3000 Gallons
E57212.5" x 14"
3500 Gallons

*Everpure®" is the registered trademark of Everpure, Inc. of Northbrook, Illinois 60062 the manufacturer of Everpure® brand water treatment equipment. The replacement water filter listed above is not manufactured or endorsed by Everpure. Rather, this filter is manufactured by Omnipure Corporation. While this filter is compatible for use in Everpure® brand water treatment equipment, we make no representation as to whether using this filter is consistent with the warranty applicable to Everpure® equipment.

14" (35.6 cm)
Materials of Construction
Coconut Shell Carbon Block
Filter Life
3500 Gallons
6 to 12 Months
Filter Type
Filter Specifications
10 µm
Operating Conditions
.05 gpm
60 psid
35-100 °F
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