bbb A+ site secured

Watts KDF55 / GAC 20" Large Filter Cartridge


Watts KDF55 / GAC 20" Large Filter Cartridge
$84.99 /ea
As low as
Retail: $99.10
You Save: 14%

in stock
Ships in 8 to 9 business days.
Get 5% Off When You Check Out With Auto Delivery
You Choose the amount of months, we take care of the rest.
Get Details
Product Information

The Watts GAC-BB20K/1800 has been discontinued. The Watts IF-SM-KDF020B is a suitable replacement.

The Watts GAC-BB20K/1800 is a 20 inch x 4.5 inch KDF and GAC filter replacement for use in many water filter systems. The Watts GAC-BB20K/1800 is a large diameter filter (4 1/2" diameter) that can be used in all 20" x 4.5" large /Full Flow water filter housings.

This advanced Watts water filter replacement cartridge primarily reduces the bad taste and odor of chlorine and other chemicals in water. It is a multi-purpose water filter cartridge that uses a combination of bacteriostatic KDF-55 filter media plus coconut shell granular activated carbon (GAC) to reduce heavy metals such as aluminum, arsenic, mercury, cadmium, copper, iron, lead, and other water soluble heavy metals as well as particulates like sediment, dirt, rust, sand, silt, limescale, bacteria, algae, and more.

Watts GAC-BB20K/1800 GAC/KDF Filter Replacement Specifications:

  • Connection: Drop in
  • Temp. Range: 40 - 100 F
  • Micron Rating: Not rated
  • Dimensions: 20"L x 4.5"D (Heavy Duty/Full Flow)
  • Filter Life: Approximately 6 months or 20,000 gallons depending on usage and local water quality
  • Flow Rate: About 4 gallons per minute (4 GPM) depending on specific filter system
  • Filter Media: KDF55 media (4 pounds) along with granular activated carbon (GAC) - KDF media consists of copper-zinc granules for bacteriostatic filter action


Watts KDF55 / GAC 20" Large Filter Cartridge Product Reviews :

Write a review
  • Not reviewed yet
" Yes, my order was delivered...Real Quick! I love your company and the prompt service. Thanks! " - Jeryl, Winfield, IA
Terms of Use | Privacy Policy ©2005-2018 Filters Fast LLC - All Rights Reserved
Don't Miss Out on Exclusive email Icon
Promotions and Discounts!
By signing up for our
Free Newsletter, you'll receive
exclusive promotions, discounts
and more directly to your inbox
We respect your privacy .
*Cannot be combined with any other promotion