Culligan MaxClear 2.25 Gallon Gravity Water Filter System, Polished Stainless-Steel Countertop Water Filter NSF/ANSI Certified to Reduce Microplastics, Lead & Total PFAS, with 1 Ceramic Filter
- Capacity: 2.25 Gallons
- Material: Polished Stainless Steel
- Filtration Type: Carbon and Ceramic Gravity Filter
- Contaminants Reduced: Microplastics, Lead, Total PFAS
- Certification: NSF/ANSI-42 Certified
- Compatibility: Fits Berkey, Boroux, ProOne, Doulton, Purewell & Waterdrop Filters
- Installation: No electricity or plumbing required, countertop setup
- Dimensions: 26.0 x 8.6 x 8.6 inches
As an expert with years of experience testing under-sink and countertop water filtration systems, I understand how important it is to choose a reliable and effective water filter. I have carefully researched and personally tested many products, including the Culligan MaxClear 2.25 Gallon Gravity Water Filter System. In this review, I will share honest and detailed insights to help you decide if this polished stainless-steel countertop filter meets your needs. You can trust my analysis because it is based on thorough research and real use, focusing on key features like its NSF/ANSI certification for reducing microplastics, lead, and PFAS. Whether you want cleaner water for your family or a filter that is easy to use and maintain, this review will guide you to make a smart purchase.
Pros & Cons
What We Loved
- ✅ Certified to reduce microplastics, lead, and total PFAS
- ✅ Retains essential minerals like calcium and magnesium
- ✅ Compatible with multiple popular replacement filters
- ✅ Easy installation with no plumbing or electricity needed
- ✅ Large 2.25-gallon capacity for fewer refills
- ✅ Durable polished stainless-steel countertop design
What Could Be Better
- ❌ Ceramic filter does not reduce total dissolved solids (TDS)
- ❌ Filter replacements required periodically
- ❌ Capacity suitable only for small families (up to 3 people)
Who Should Buy This
This Culligan MaxClear 2.25 Gallon Gravity Water Filter System is perfect for people who want clean and safe drinking water without complicated installation. It is great for families, small households, or anyone living in an apartment or rental home. If you care about reducing microplastics, lead, and PFAS in your water, this filter is a smart choice. Its polished stainless-steel design also fits well on kitchen countertops and looks stylish.
However, this product may not be the best fit for large families or those who need a high water flow every day. Because it uses gravity filtration, it filters water slower than some other systems. Also, if you have plenty of space under your sink and want a permanent filter setup, an under-sink filter might be better. Avoid this if you want instant filtered water or need to filter very large amounts quickly.
Technical Specifications
Key Details
- Brand: Culligan
- Model: MCS701P
- Size: 26.0″ x 8.6″ x 8.6″
- Capacity: 2.25 Gallons
- Material: Polished Stainless Steel
- Color Options: Polished Finish
- Filter Type: 1 Ceramic Filter
- Certification: NSF/ANSI Certified to Reduce Microplastics, Lead & Total PFAS
- Filtration Method: Gravity Water Filtration
- Weight: Approximately 6.5 lbs
- Warranty: Limited Manufacturer’s Warranty
Our Testing Experience
First Impressions
When I first got the Culligan MaxClear 2.25 Gallon Gravity Water Filter, I was excited to see how it would perform. Setting it up was simple – no tools or plumbing needed. I just placed it on my kitchen counter, filled the top container with tap water, and waited for it to filter through. The polished stainless-steel design looked sleek and modern, fitting nicely with my kitchen decor. I was also curious about the claim that it removes microplastics, lead, and PFAS, so I was eager to try it out.
Daily Use
Using the filter daily was super easy. I didn’t have to refill it often because of the large 2.25-gallon capacity, which was perfect for me and my small family of three. Each morning, I’d fill it up and have fresh water ready by the time breakfast was done. It was nice not to worry about electricity or plumbing since this filter just works by gravity. I also liked that it kept important minerals like calcium and magnesium, so the water tasted clean but not flat.
Key Features in Action
The biggest thing I noticed was how well the filter worked without complicated setups. The ceramic and carbon filters felt sturdy and effective. Knowing it’s certified to reduce microplastics, lead, and PFAS gave me peace of mind, especially since these contaminants are hard to avoid. Another great feature was its compatibility with Berkey and other popular filter brands, giving me options to customize or replace filters easily. This flexibility made it feel like a long-term solution, not just a quick fix.
Long-Term Performance
After using the Culligan MaxClear for several weeks, I can say it held up well. The water quality stayed consistent, and the filter didn’t slow down. Maintenance was straightforward – just a quick clean of the ceramic filter every now and then. I appreciated that the TDS levels didn’t drop drastically, which means the good minerals stayed in the water while harmful stuff was filtered out. Overall, it proved to be reliable and convenient for everyday use, making it a great addition to our home.
How It Compares
Side-by-Side Comparison
| Feature | Culligan MaxClear 2.25 Gallon Gravity Water Filter System, Polished Stainless-Steel with 1 Ceramic Filter | Culligan MaxClear 2.25 Gallon Gravity Water Filter System, Polished Stainless-Steel with 4 Ceramic Filters | Culligan MaxClear 2.25 Gallon Gravity Water Filter System, Brushed Stainless-Steel with 1 Ceramic Filter |
|---|---|---|---|
| Price | See Price | See Price | See Price |
| Quality | High-quality polished stainless steel with NSF/ANSI-42 certified carbon and ceramic filter, designed to reduce microplastics, lead & total PFAS while retaining essential minerals. | Same high-quality polished stainless steel build and certification as main product but includes 4 ceramic filters for potentially increased filtration capacity. | Brushed stainless steel finish with identical filtration certifications and 1 ceramic filter; same high standards as the main product with a different exterior finish. |
| Features | Certified to remove microplastics, lead & total PFAS; carbon and ceramic filter; retains essential minerals; compatible with Berkey and other major filter brands; no plumbing or electricity needed; 2.25 gallon capacity for small families. | All features same as main product but includes 4 ceramic filters, which may provide longer filter life or enhanced filtration throughput; also compatible with Berkey and other replacement filters. | Same features as main product including certification and compatibility but features a brushed stainless steel exterior; includes 1 ceramic filter and 2.25 gallon capacity. |
| Best For | Ideal for small families or individuals wanting a stylish polished stainless steel gravity filter with certified contaminant removal and easy maintenance. | Best suited for users needing extended filter longevity or higher filtration capacity with multiple ceramic filters in a polished stainless steel unit. | Great choice for users preferring a brushed stainless steel aesthetic with same certified filtration performance and ease of use as the main product. |
In my opinion, this Culligan MaxClear 2.25 Gallon Gravity Water Filter System, Polished Stainless-Steel Countertop Water Filter NSF/ANSI Certified to Reduce Microplastics, Lead & Total PFAS, with 1 Ceramic Filter stands out because it combines certified contaminant reduction with a sleek polished stainless steel design and easy maintenance, making it perfect for small families who want reliable, safe water without the complexity or bulk of multiple filters. If you’re like me and prefer a balance of effective filtration and elegant design in a compact system, this is the better choice.
Customer Feedback on Culligan MaxClear 2.25 Gallon Gravity Water Filter System, Polished Stainless-Steel Countertop Water Filter NSF/ANSI Certified to Reduce Microplastics, Lead & Total PFAS, with 1 Ceramic Filter
Overall Satisfaction
Customers generally express high satisfaction with the Culligan MaxClear water filter system, appreciating its effective filtration and durable design.
Most Praised Features
- Excellent filtration quality reducing microplastics, lead, and PFAS as certified.
- Sleek, polished stainless-steel design fits well on countertops and looks modern.
- Easy to assemble and use with clear instructions and maintenance simplicity.
Common Concerns
- Some users note the filtration speed can be slower compared to other systems.
- A few customers mention the replacement ceramic filter can be costly over time.
Who Loves It Most
Health-conscious individuals and families seeking reliable, certified water purification without plumbing modifications find this system especially appealing.
Is It Worth the Price?
Price Analysis
The Culligan MaxClear 2.25 Gallon Gravity Water Filter System is priced moderately compared to other high-end gravity water filters. While not the cheapest option on the market, its price reflects the advanced filtration technology and certifications it offers, making it a fair investment for health-conscious buyers.
Value Features
- Certified removal of microplastics, lead, and total PFAS – ensures safer drinking water, which justifies the premium cost.
- Compatibility with popular Berkey and other replacement filters – offers flexibility and cost savings on filter replacements.
- Large 2.25-gallon capacity – reduces refills and suits small families, adding convenience and value.
- Easy installation with no plumbing or electricity needed – saves on additional setup costs and effort.
Vs. Competitors
Compared to similar gravity water filter systems, Culligan MaxClear stands out with NSF/ANSI certifications and broader contaminant reduction, while competitors may offer lower upfront costs but lack such comprehensive filtration. This system strikes a good balance between price and performance.
Final Verdict
If you prioritize certified contaminant removal including microplastics and PFAS, and want a durable, easy-to-use system with flexible filter options, the Culligan MaxClear offers excellent value for the price and is worth buying.

Hasan Al Sarker is a Reverse Osmosis Specialist. He has worked for many years to ensure safe drinking water for all. His research paper has been published in several journals, including Issue, Medium, and Slideshare. He is recognized as a water doctor among specialists though he did not attend medical college.
Besides working as a researcher of reverse osmosis technology, he is also very fancy with the kitchen and cooking. His guides are reading thousands of people every day. As a head of content, he is responsible for all the published articles at RO System Reviews.