What does the Pentair OMNIFilter CB3 Carbon Water Filter remove from water?

The Pentair OMNIFilter CB3 Carbon Water Filter is designed to significantly reduce harmful contaminants like PFOA and PFOS. These substances are often found in drinking water due to industrial runoff and can pose health risks. This NSF-certified filter effectively removes unpleasant tastes and odors, ensuring your drinking water is clean and pleasant. Ideal for households looking to enhance their tap water quality, this filter ensures you enjoy fresh-tasting water for cooking, drinking, and making beverages.

How often should I replace the Pentair OMNIFilter CB3 filter?

Replacement frequency for the Pentair OMNIFilter CB3 typically depends on your water usage and quality. Generally, it is recommended to replace the filter every 6 months. However, if you notice any changes in taste or odor, it may be time for a replacement sooner. Regular replacement helps maintain optimal filtration performance, ensuring you consistently enjoy clean and tasty water for all your household needs.

Is the Pentair OMNIFilter CB3 Carbon Water Filter compatible with all undersink systems?

The Pentair OMNIFilter CB3 is designed to fit most standard undersink filtration systems, making it a versatile choice for many households. Before purchasing, it's essential to check your existing system's specifications to ensure compatibility. This compatibility allows homeowners to easily upgrade their existing filtering solution without the need for new hardware, streamlining the process of ensuring clean water in your home.

What are the benefits of using a granular activated carbon filter like the CB3?

Using a granular activated carbon filter like the Pentair OMNIFilter CB3 has several benefits. These filters are effective at adsorbing chlorine, sediment, and unwanted tastes and odors, enhancing your overall water quality. They improve the flavor of beverages and cooking by ensuring that contaminants are filtered out. This makes them an excellent choice for households prioritizing clean and delicious water for drinking, cooking, and making ice.

Can I use the Pentair OMNIFilter CB3 filter for well water?

The Pentair OMNIFilter CB3 is suitable for various water sources, including municipal and well water. However, it is crucial to perform regular water testing, as well water can contain different contaminants that may require additional filtration solutions. The CB3 effectively reduces taste and odor issues, making it a good addition to your well water treatment plan if tested for compatibility with specific contaminants found in your water.

How does the NSF certification impact the quality of the Pentair OMNIFilter CB3?

The NSF certification on the Pentair OMNIFilter CB3 signifies that it meets strict public health and safety standards. This certification assures consumers that the filter has been rigorously tested for its ability to reduce contaminants like PFOA and PFOS. Choosing NSF-certified products enhances your confidence in your water filtration choice, knowing that you are using a filter that has been independently verified for performance and safety.

What is the installation process for the Pentair OMNIFilter CB3?

Installing the Pentair OMNIFilter CB3 is straightforward, typically involving a few simple steps. Begin by turning off your water supply, then remove the old filter from your undersink system. Insert the CB3 cartridge in the same position, ensuring a snug fit, and restart your water supply. Regular installation ensures that your water remains fresh and that the filter performs optimally. If unsure about the process, refer to the manufacturer’s guidelines or consult a plumbing professional.

What type of contaminants does the Pentair OMNIFilter CB3 effectively reduce?

The Pentair OMNIFilter CB3 effectively reduces a number of contaminants, most notably PFOA, PFOS, chlorine, sediment, and other odor-causing substances. This comprehensive reduction results in clean, tasty water free from unpleasant flavors and odors. It's an essential upgrade for your home, particularly if you're concerned about environmental pollutants or prior contamination of your water supply.

Where can I buy the Pentair OMNIFilter CB3 Carbon Water Filter?

You can purchase the Pentair OMNIFilter CB3 Carbon Water Filter on Ubuy in Wallis and Futuna Islands. Ubuy provides a convenient platform for finding authentic products and ensures you get high-quality filtration solutions. By choosing Ubuy, you also benefit from user-friendly online shopping and reliable customer service, making it easier to upgrade your water filtration system.

How does this carbon filter improve taste and odor in drinking water?

The Pentair OMNIFilter CB3 Carbon Water Filter enhances the taste and odor of your drinking water through the process of adsorption, where contaminants are trapped within the activated carbon material. This process effectively removes chlorine and other compounds that can create unpleasant tastes and odors. Homeowners find that this results in water that tastes clean and fresh, providing a better experience for drinking, cooking, and enjoyment in beverages.

How to Shop Pentair OMNIFilter CB3 Carbon Water Filter, 10" Online From Ubuy?

It’s easy to shop Pentair OMNIFilter CB3 Carbon Water Filter, 10" online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Pentair OMNIFilter CB3 Carbon Water Filter, 10" Available to Shop Online in Wallis and Futuna Islands?

Yes, at Ubuy Wallis and Futuna Islands this product is available for you to shop at a reasonable price. The Pentair OMNIFilter CB3 Carbon Water Filter, 10" is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Pentair

Item #: 4200398

Pentair OMNIFilter CB3 Carbon Water Filter, 10" Under Sink Carbon Block Replacement Cartridge, NSF 42/53 Certified, Reduces PFOA/PFOS, 10" x 2.5",

85% of respondents would recommend this to a friend

Item #: 4200398

XPF 7707

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

100+ bought

Availability : In stock

Imported from USA store

QTY:

Order now and get it around Monday, October 26

Secured transaction

Our Top Logistics Partners

U-Care Warranty:

None

Select a Plan

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Advanced Filtration

The Pentair OMNIFilter CB3 uses a 0.5-micron carbon block to effectively reduce harmful contaminants like PFOA/PFOS, ensuring cleaner and safer drinking water.

NSF Certified

This filter is NSF certified, guaranteeing it meets rigorous safety and quality standards for reducing taste and odor problems, providing peace of mind for consumers.

Easy Replacement

Designed for ease of installation, the compact 10" x 2.5" filter cartridge fits neatly under sinks, ensuring a hassle-free replacement process for continuous water quality improvement.

Product Details

Model Number	CB3-SS
Product Benefits	Reduces Chlorine
Brand Name	Pentair
Number of Packs	1
Set Name	OMNIFilter CBF1, CBF3, OT32, USM2
UPC	047087201005 047087300258
Global Trade Identification Number	00047087300258
Unit Count	1 Count
Number of Items	1
Included Components	Filter Cartridge
Item Type Name	10" Under Sink Carbon Block Taste & Odor Replacement Filter Cartridge, 10" x 2.5", 0.5 Micron
Manufacturer	Pentair
Manufacturer Part Number	CB3-SS4-S18
Material Type	Polypropylene (PP)
Item Dimensions D x W x H	2.8"D x 2.8"W x 9.8"H (7.1 x 7.1 x 24.9 cm)
Item Weight	16 ounces (453.6 grams)
External Testing Certification	ANSI, NSF
Material	Polypropylene (PP)
Product Dimensions (L x W x H)	2.8"D x 2.8"W x 9.8"H (7.1 x 7.1 x 24.9 cm)

Who Should Buy?

Homeowners
Ideal for homeowners looking to improve water taste and odor while filtering harmful contaminants like PFOA/PFOS.
Health-Conscious Users
Great for individuals concerned about water quality and seeking NSF certified solutions for safer drinking water.
Convenient Installers
Perfect for users needing an easy-to-install undersink filter that efficiently addresses bad taste and odor.

High Usage Households
Not suitable for families with high water consumption, as filter replacement may be needed more frequently.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

Question: How to Shop Pentair OMNIFilter CB3 Carbon Water Filter, 10" Online From Ubuy?

Answer: It’s easy to shop Pentair OMNIFilter CB3 Carbon Water Filter, 10" online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Pentair OMNIFilter CB3 Carbon Water Filter, 10" Available to Shop Online in Wallis and Futuna Islands?

Answer: Yes, at Ubuy Wallis and Futuna Islands this product is available for you to shop at a reasonable price. The Pentair OMNIFilter CB3 Carbon Water Filter, 10" is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Pentair Replacement Under-Sink Water Filters CB3-SS Editorial Review

The Omni CB3 Carbon Block Undersink Replacement Water Filter Cartridge has received mixed reviews from customers. Some users have reported issues with fitment, noting that the cartridge did not fit their filter housing correctly, leading to difficulties in installation. One customer even had to Consult a plumber due to this issue. Additionally, there have been complaints about the discrepancy between the product description and the actual filter type, with some users receiving a string filter instead of a carbon water filter as advertised. On the other hand, there are positive reviews praising the quality of the filtered water, comparing it favorably to expensive bottled water. Users who received the correct filter noted a significant improvement in water taste and quality. In conclusion, while some customers have experienced challenges with fitment and discrepancies between the product description and actual item received, others have been satisfied with the performance and quality of the Omni CB3 Carbon Block Undersink Replacement Water Filter Cartridge. **

Customer Reviews & Ratings

4.0

286 customers ratings

5 Star

64%
4 Star

12%
3 Star

3%
2 Star

4%
1 Star

17%

Review this product

Share your thoughts with other customers

Pros

High-quality filtered water
Comparable to expensive bottled water
Improved water taste and quality

Cons

Discrepancies between product description and actual filter type

Platform Trust & Buyer Confidence

4.2/5 9704 reviews

Read reviews

Jasmin

Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot

Anke

Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot

Hazel

Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot

Opaleye

Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot

Adele

Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot

WHY SHOP WITH US

Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

XPF 7707

Order now and get it around Monday, October 26

QTY:

Secured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners

Fastest cross-border delivery

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

Pentair OMNIFilter CB3 Carbon Water Filter, 10" Under Sink Carbon Block Replacement Cartridge, NSF 42/53 Certified, Reduces PFOA/PFOS, 10" x 2.5",