8 Pack 5 Micron 20" x 4.5" CTO Carbon Block Water Filter Whole House Replacement

US $39.99/ea
Condition:
New
Select
1 PACK
2 PACK
4 PACK
6 PACK
8 PACK
99 available18 sold
Bulk savings quantity 1
Bulk savings:
Buy 4 or more for 35.19 each one

Additional service available

This one's trending. 18 have already sold.
People are checking this out. 8 have added this to their watchlist.
Shipping:
Free 2-4 day delivery
Get it between Tue, Jul 29 and Thu, Jul 31 to 94104.
Located in: Auburn, Washington, United States
Returns:
30 days returns. Seller pays for return shipping.
Payments:
       .
Earn up to 5x points when you use your eBay Mastercard®. Learn moreabout earning points with eBay Mastercard

Shop with confidence

Top Rated Plus
Top rated seller, fast shipping, and free returns. Learn more- Top Rated Plus - opens in a new window or tab
eBay Money Back Guarantee
Get the item you ordered or your money back. Learn moreeBay Money Back Guarantee - opens new window or tab
Seller assumes all responsibility for this listing.
eBay item number:185381669724
Last updated on Jul 21, 2025 22:38:46 PDTView all revisionsView all revisions

Item specifics

Condition
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is ...
Type
Water Filter
Brand
Membrane Solutions
Compatible Brand
For 3M, For AquaPure, For Whirlpool, For Olympia, For GE, For Pentek, For Culligan, For Aquasana, For Watts, etc
Compatible Model
For Express Water FLTWH2045C, FLTWH2045C02, For Geekpure BC20-BB-5, For iSpring FC25BX4, KX Matrikx 32-450-20-GREEN, For Pentek 255678-43, EP20-BB, Purenex 2C-20BB, etc
Model
CTO-F20B-5
Contaminant Removal
Chlorine Taste & Odor
Suitable For
Commercial, Household
MPN
CTO-F20B-5
Filtration Method
Carbon/Charcoal
Capacity
up to 40,000 gallons water
Color
Gray
Number in Pack
1 TO 8 PACK
Material
Coconut Shell Carbon
Item Height
20 in
Item Width
4.5 in
Manufacturer Warranty
1 year
California Prop 65 Warning
CTO Water Filter Cartridge Replacement
Filtration
5 Micron
removes up to
99% of chlorine, Taste, and Odor
Size
20" x 4.5"
Life Cycle
Up to 40,000 Gallons
Inside Diameter
21mm
Outside Diameter
117mm
Compatible with
Pentek, GE, Watts
Lifetime
Replace every 6 months or earlier
Certification
NSF 42; FDA; Food-grade; BPA Free
Number of Filtration Stages
3-Stages
Category

Item description from the seller

About this seller

Membrane Solutions

99.4% positive feedback130K items sold

Joined Mar 2018
Our membrane, for your pure water.Membrane Solutions is a U.S. owned and operated company specializing in the manufacturing of Reverse Osmosis Water Systems and Air Purification. Over 20 years ...
See more

Detailed seller ratings

Average for the last 12 months
Accurate description
4.9
Reasonable shipping cost
5.0
Shipping speed
5.0
Communication
5.0

Seller feedback (32,408)

All ratings
Positive
Neutral
Negative
    • u***n (35)- Feedback left by buyer.
      Past year
      Verified purchase
      Came in on time and in good condition!
    • u***s (1076)- Feedback left by buyer.
      More than a year ago
      Verified purchase
      I'm a repeat buyer, that speaks for itself, thanks!
    • i***g (507)- Feedback left by buyer.
      More than a year ago
      Verified purchase
      Great product
    See all feedback