X

Save with Auto-Ship

Get the product you need, exactly when you need it, delivered right to your door. No more searching for the right part number, we've got you covered. Plus, you'll save $$ on every order and shipping is on us. Learn more

Save Money

Free Shipping*

Choose Frequency

*Free Shipping available in the contiguous US

ECP1-20BB Pentek Comparable Replacement Filter Cartridge by Tier1

SKU
TIER1-ECP1-20BB
Price $21.15 List Price Price $30.99 Save 31%
Availability: BackOrder
Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges
Choose a quantity
  • 1filter$21.15 
  • 2filters$13.91each
  • 3filters$12.75each
Available Add-Ons
x

Fits into 10 and 20 inch Big Blue water filtration system housings

SKU: TIER1-OR-100 › See more product details

OR-100 Tier1 Lubricated O-Ring

Fits into 10 and 20 inch Big Blue water filtration system housings
Add: $9.99 $6.99
x

Fits into most big blue style whole house water filtration system housings

SKU: TIER1_REPLACEMENT_KIT_WH45 › See more product details

Replacement O-Ring and Lubricant Kit For Whole House Systems Using a 4.5 Inch Replacement Filter By Tier1

Fits into most big blue style whole house water filtration system housings
Add: $11.99 $9.99
  • Universal filter will fit in most big blue sized housings
  • Great alternative filter at an unbeatable price
  • Recommended for chlorinated water only
  • Greater surface area and dirt holding capacity
› See more product details
  • Universal filter will fit in most big blue sized housings
  • Great alternative filter at an unbeatable price
  • Recommended for chlorinated water only
  • Greater surface area and dirt holding capacity
The ECP1-20BB Pentek Comparable Replacement Filter Cartridge by Tier1, features pleated media specializing in sediment reduction. This filter is very similar to the OEM version, with greater cost savings. It is recommended to use this filter on chlorinated water supplies only for the best results. With a simple drop in cartridge installation, simply change the filter once every six months for the best results. Order today!

Experience the Tier1 Difference

Tier1 manufactures high-quality filtration and household products. We take creating and maintaining a healthy home seriously. Products must undergo rigorous testing and meet demanding quality expectations in order to earn the Tier1 badge. Every purchase is backed by the Tier1® Guarantee:

  • Guaranteed Fit
  • Guaranteed Quality
  • Guaranteed Price
More Information
Package Qty 1
Used In Brands Pentek, Tier1
Manufacturer's Id ECP1-20BB
UPC 810004472075
Advertised Size (in) 20 x 4-1/2
Media Type Sediment Filter
Media Cellulose Polyester
Primary Filter Media Pleated Cellulose Polyester
Materials of Construction Core: Polypropylene, End Caps: Vinyl Plastisol
Filter Life (months) Filter's should be replaced based on usage and filter condition. Filter life is an estimation of expected performance based on typical filtration conditions.x Filter's should be replaced based on usage and filter condition. Filter life is an estimation of expected performance based on typical filtration conditions.x 6 months
Micron Rating (Nominal) The smallest size at which particles are retained by the filter. One micron is equivalent 1/1000th of a millimeter.x The smallest size at which particles are retained by the filter. One micron is equivalent 1/1000th of a millimeter.x 1
Operating Temperature (°F) 40 - 125
Operating Temperature (°C) 4.4 - 51.7
Flow Rate (gpm) Flow rate is the volume of water that passes through a filtration system measured in gallons per minute. A filter's flow rate indicates the maximum recommened flow for optimum filter performance. x Flow rate is the volume of water that passes through a filtration system measured in gallons per minute. A filter's flow rate indicates the maximum recommened flow for optimum filter performance. x 20
Flow Rate (lpm) 75.708
Warranty Guarantee Unconditional Product Guarantee for Life of the Product
Additional Information End Cap Color: Tan

Reduced Contaminants

The TIER1-ECP1-20BB reduces the following contaminants:

  • Dirt
  • Fine Sand
  • Hard Scale
  • Rust and Corrosion
  • Sand
  • Sediment

The TIER1-ECP1-20BB is comparable with the following part numbers

4PAY4
255493-43

Instructions

  1. Turn off water supply. Press red pressure-relief button (if present)
  2. Unscrew housing. Remove large o-ring, wipe clean and set aside
  3. Discard used filter cartridge
  4. Wash housing with dish soap and warm water using a nonabrasive sponge or cloth. Rinse thoroughly
  5. Fill 1/3 with water. Add about 1 tablespoon of bleach and scrub to disinfect. Rinse thoroughly
  6. Lubricate o-ring with clean silicone grease. Change o-ring if any damage cuts or degradation are present. Insert o-ring in groove
  7. NOTE: This step is important to ensure a proper housing seal. Make certain the o-ring is seated level in the groove
  8. Insert new filter cartridge
  9. Screw housing onto the cap and hand-tighten. Do not over tighten. Make sure cap standpipe slips into cartridge
  10. Turn on water supply. Press pressure-relief button (if present). Check for leaks before leaving installation