DuPont Whole House Water Filter Review


DuPont whole house water filter is easy to maintain and good in quality. The housing and cartridge is universal standard size which is flexible when replacement is required. It is affordable and customizable to multiple stages. This filter is definitely RECOMMENDED for all household.





DuPont is a well-established company which is well diversified in a different industry such as Food & Beverages, Agriculture, Automotive and many more.

Water purification products are one of the divisions that DuPont is interested in. There is various kind of water filters such as DuPont under sink water filters, DuPont water pitchers, and DuPont whole house water filter.

DuPont Whole House Water Filter Review

DuPont whole house water filter is one of the best selling brands in Amazon. The simple one stage filter design makes it simple to customize and build your own water filter.

DuPont water filters are interchangeable and configurable between models in the same segments. Before we pick into the system, let’s take a lot of the different housing available in the market.

There is 3 DuPont filtration housing for the whole house water filter. It can be easily differentiated by the size and appearance.

DuPont 300 Series (WFPF13003B) Specification

DuPont 300 Series (WFPF13003B) is the basic housing among the DuPont whole house water filter. This model is suitable for a small household with budget constraints. The specifications include:

  • Standard 10 inch universal size housing.
  • 3/4″ inlet and outlet.
  • System Dimension :13.8 x 6.4 x 5.4 inches

DuPont 800 Series (WFPF3800) Specification

DuPont 800 Series (WFPF3800) comes with some extra features as compared to the DuPont 300 series. It is suitable for medium household or small offices. The specification includes:

  • Standard 10 inch universal size housing.
  • Zero downtime on water usage while performing filter replacement.
  • Continuous monitoring the filter conditions with the clear casing.
  • 3/4″ inlet and outlet.
  • System Dimension :14.1 x 6.2 x 6.1 inches

DuPont Heavy Duty 300 Series (WFHD13001B) Specification

DuPont Heavy Duty 300 Series (WFHD13001B) is basically a larger diameter version of the DuPont 300 Series. It is more suitable for offices and bigger household. The specification includes:

  • Standard 10 inch universal size housing with a larger diameter.
  • 1-inch inlet and outlet for greater flow rate
  • Able to house higher capacity filter for a longer lifespan.
  • System Dimension :14.1 x 7.6 x 7.5 inches

Our Recommendation: DuPont 800 Series (WFPF3800)


All DuPont whole house water filter comes with 3 years limited warranty.


Installation is pretty simple for the DuPont whole house water filter. You can refer to the short video below on how to install the DuPont Heavy Duty filter.

Just connect the inlet and outlet pipe to the PVC header. Use a proper sealer to put on the PVC pipe which will glue the filter and the pipe together.

Please refer to the installation guide for more details.

DuPont Filters

DuPont has several types of filtration cartridges for its whole house filtration system which is compatible with the 3 different housing size.

Each filter has different functionality. Since the size is according to universal standards, it can be used on other housing brands such as Culligan, Pentek, and many more.

Polypropylene Sediment Filter

There are 3 types of DuPont polypropylene sediment filter.

The benefits include:

  • Reduces sediment like rust and silt particles
  • Improve water quality by removing sediment as small as 10 microns.

Carbon Filter

There are 2 types of carbon filters that was manufactured by DuPont.

The benefits include:

  • Fine filtration on removing sediments as small as 5 microns.
  • Improve water taste by removing odor and taste from chlorine.

Maintenance and Replacement

Most of DuPont’s whole house water filter is scheduled to be replaced every 3 months or 15,000 gallons of water. This is excluding the heavy duty filters which can withstand 30,000 gallons.

Annual Average Cost 
Polypropylene Sediment Filter (Standard): $10 yearly
Polypropylene Pleated Filter (Heavy Duty): $20 yearly
Carbon Filter (Standard) : $50 yearly
Carbon Filter (Heavy Duty): $40 yearly

+ Low micron rating for filter cartridge.
+ Universal housing and cartridge size.
+ Pressure relief button & bypass valve for zero downtime.
+ Affordable maintenance and initial cost.
Focus mainly on removing sediment and chlorine, not effective for others.
Frequent filter replacement.
No softener includes the filter.

Verdict: Recommended!

Expert View:
DuPont whole house water filter can be considered as an above average system for the few reasons below:

  • Flexibility: The housing and cartridge are a universal size which is able to replace either sediment or carbon filters in the same housing.
  • Innovative Housing: The DuPont 800 Series is able to bypass the filter while replacing the cartridge. This will ensure that water will not be cut out when working on the replacement.
  • Customizable: You can build your own whole house water filter system by applying multiple DuPont in series.
  • Affordability: DuPont is affordable and will not bring a big blow in your wallet.
Find Out More

DuPont WFPF3800 Water Filter

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