APEC 20 Inch Whole House Sediment, KDF and Carbon Replacement filter set for CB3-SED-KDF-CAB20-BB

Sale price$219.95 USD

  • Complete replacement filter set for APEC 3-Stage whole house water filter system CB3-SED-KDF-CAB20-BB
  • Effectively removes Chlorine, Lead, Iron, Dirt, Sand, Silt, Rust, Odors, VOCs, Hydrogen Sulfide and much more
  • All three filters work together providing clean and safe water for washing, bathing and cooking
  • 1st stage pleated sediment filter is washable and reusable for extended life service and exceptional dirt holding capacity
  • 2nd stage KDF85 filter captures Chlorine, Iron, Lead, Hydrogen Sulfide and other heavy metal contaminants
  • 3rd stage sediment and carbon 2-in-1 filter removes chlorine, taste, odor and much more
  • Filter up to 100, 000 gallons of water before changing the cartridges

Enjoy Clean, Clear & Healthy Water at Every Faucet

The APEC 3-stage specialized filter set FILTER-SET-CB3-KDF-20BB comes with three (3) 20” BB specialty filters to effectively treat a wide variety of water concerns. It is compatible with APEC point-of-entry whole house system CB3-SED-KDF-CAB20-BB and other system using industry standard 4. 5” X 20” housings.

The 1st stage sediment filter captures and traps dirt, sand, silt, scale and rust particles down to 30 microns. This durable polyester filter has a pleated design to maximize dirt-holding capacity and is washable and reusable. The 2nd stage KDF filter captures chlorine, iron, lead, hydrogen sulfide and other heavy metal contaminants. The 3rd stage is a radial flow granular activated carbon (GAC) cartridge that combines with outer and inner spun polypropylene filtration for reduced sediment and reduced carbon fines. It adsorbs chlorine, odors, taste and organic compounds.

This 3-stage filter set is uniquely designed for versatile use to meet all of your large capacity filtration needs, suitable for simple whole house filtration, light commercial use or industrial applications with a fast flow rate.

Cartridge Specifications and Performance Data:




Stage 1

Stage 2

Stage 3

Micron Rating

30 micron

10 micron

25 micron

Filter Media

Non-Woven Polyester


Granular Activated Carbon

Initial Pressure Drop (psi)@ Flow Rate (gpm)

<1 psi @ 10gpm

0.90 psi @ 4 gpm

0.90 psi @ 4 gpm

Temperature Rating

40º F to 125º F

40º F to 100º F

40º F to 125º F

Capacity (gal.)


40,000 gallons @ 4 gpm

>70,000 gallons @ 4 gpm


4.5"D x 20 InchL

4.5"D x 20 InchL

4.5"D x 20 InchL


2 lbs

11 lbs

5 lbs

Recommended Operating Conditions For Iron Filter:









Iron Bacteria:


Hydrogen Sulfide: