Hydronix NSF Carbon Block Filter — 2.5" x 20" (5 Micron) CB252005
Hydronix NSF Carbon Block Filter — 2.5" x 20" (5 Micron) CB252005
Details & Dimensions
Details & Dimensions
Hydronix NSF Carbon Block Filter — 2.5" x 20" (5 Micron)
Model: B-20
If you're looking for reliable sediment and chlorine reduction in your water filtration system, this Hydronix NSF-certified carbon block filter is a solid choice. Designed for consistent performance and long-lasting durability, it helps improve taste, smell, and clarity by reducing common contaminants.
What It Does
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Reduces chlorine, unpleasant taste, and odors
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Filters fine sediment, rust, and particulates as small as 5 microns
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Improves overall water quality for drinking, cooking, and everyday household use
Key Features
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Size: 2.5" x 20" (Standard Slimline Series)
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Filtration Level: 5 micron
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NSF Certified: Meets NSF/ANSI standards for safety and performance
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Compatible with many major 20" standard housings
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Durable coconut carbon block construction for improved absorption and flow
Ideal For
✔️ Whole-home filtration systems
✔️ Reverse osmosis systems (as a polishing filter)
✔️ Food service, commercial, and residential applications
✔️ Improving taste and odor of municipal or well water
Replacement Schedule
Recommended replacement every 6–12 months, depending on water quality and usage.
Compatibility
This filter fits most 20" slimline housings. If you’re unsure whether it’s compatible with your system, reach out—we’re happy to help.
Part #: SMF CB252005
Vendor
Vendor
Hydronix

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FAQs
How do I cancel or edit an order?
How do I cancel or edit an order?
Unfortunately, we cannot cancel orders due to a change of mind. However, we understand that mistakes happen. If you need to edit your order information, such as the delivery address or contact number, please contact our customer service as soon as possible.
Here’s what you can do:
- Contact our customer service via email address, or Live Chat.
- Have your order number ready when contacting customer service.
- We cannot guarantee changes to orders after 24 hours of placement. This is because orders may be processed once received
How can I track my order?
How can I track my order?
You can track your order by checking the shipping confirmation email, which contains a tracking number and a link to the courier's website. Alternatively, log in to your account on our website, navigate to "My Orders," and click on the tracking link provided for your order.
What if there is a problem with my order?
What if there is a problem with my order?
If there is an issue with your order, please contact our customer service team as soon as possible. You can reach us via email, phone, or through the contact form on our website. Provide your order number and a brief description of the problem so we can assist you quickly.
I didn't receive all off my order?
I didn't receive all off my order?
If part of your order is missing, please check the shipping confirmation email to see if the items were sent separately. If all items should have arrived together or if you have concerns, contact our customer service team with your order number. We’ll investigate and resolve the issue promptly.

