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MaxClear Technology

Venture 3 Gallon Gravity System + Filters

  • Certified to reduce microplastics, lead and forever chemicals
  • Features ceramic and carbon technologies, unlike most filters
  • Fits most gravity systems, like Berkey, Boroux, Alexapure
  • 1 filter included
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For larger households (4+ people)

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Unmatched certified filtration

The only gravity filter on the market certified to reduce microplastics, lead and total PFAS (forever chemicals), pharmaceuticals and pesticides. Our powerful filtration gives you confidence cheaper filters can't match.

Designed to last

Our filters combine both ceramic and carbon filtration technologies to deliver clean, great-tasting water for up to 6 months each — perfect for hassle-free, reliable filtration.

Stay hydrated

Provides ample clean water for daily family use, backyard gatherings and anywhere on the go without constant refilling.

Great-tasting water

Guaranteed to remove 99% of lead, Total PFAS (forever chemicals) and chlorine, leaving crisp, clean water you’ll enjoy in every glass.

Sleek, durable design

Crafted to complement any space, Culligan gravity filter systems are made from sturdy stainless steel and come with a protective mat and elevated stand.

Substance Average Reduction
NSF/ANSI 42 - Aesthetic Effects
Chlorine 99.4%
Chloramine 99.6%
Particulates Class 1 96.5%
NSF/ANSI 53 - Health Effects
Lead, pH 6.5 99.2%
Lead, pH 8.5 99.1%
Total PFAS 99.6%
NSF/ANSI 401- Incidental Contaminants and Emerging Compounds
Microplastics 96.5%
Atenolol 99.4%
Carbamazepine 99.0%
Meprobamate 99.3%
Trimethoprim 99.2%
DEET 97.8%
Linuron 99.2%
Metolachlor 99.0%

Gravity Water Filter

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Capacity 3 Gallons
Weight Weight (excl. additional filters) 5.5 lb
Materials Stainless Steel, Ceramic, Plastic
Includes Dispenser, 3 MaxClear Technology filters, wire stand, spigot, knob, non-slip pad
Certifications IAPMO Independently Certified
Filter Lifespan Up to 6 months
Downloads Instruction Manual

1 x Venture 3 Gallon System

Non-slip pad, knob, stainless steel spigot, wire stand

3 x MaxClear Technology Filters

Ceramic and carbon filtration

MaxClear Technology

Maximum filtration

Combining ceramic and carbon technologies

  • Outer ceramic shell

    Filters out microplastics and fine particles at the first stage of filtration

  • Activated carbon

    Reduces chlorine and organic matter to improve taste and odor

  • High-flow carbon block

    Filters lead, Total PFAS (forever chemicals, pharmaceuticals and pesticides for cleaner water you can trust.

Real stories of proven superiority

Unmatched certification for reducing total PFAS, lead, and microplastics

MaxClear Boroux Rorra
Microplastics
Lead
Total PFAS
Pharmaceuticals
Pesticides
Chlorine
Chloramine

This table represents certified contaminant reduction. The results presented are sourced from the available certification data for BOROUX® Foundation™ Black Filters and Berkey® Black Berkey®(BB9-2) Water Filters. As of 7/15/2025 BOROUX® and Berkey® Performance Data Sheets.

Discover why more people are switching to MaxClear

  • “They remove more than just about any other filtration system out there, last a lot longer, and use almost no plastic at all in the filter. Highly recommended.”

    Dr. Brogbo

    Verified User

  • “Having activated charcoal in them is a plus but the icing on the cake is the carbon block element. Total win on these filters. Zero complaints.”

    WRH

    Verified User

  • “I noticed a difference in the water quality almost immediately. It's a small change but it makes a big difference in my day to day routine.”

    Fox W.

    Verified User

Our commitment to safety

Your family’s health matters to us. That’s why we designed our Culligan with MaxClear Technology filtration system to meet the highest safety standards, certified by IAPMO. It’s one more way we help you enjoy cleaner water with confidence.

View certifications report
IAPMO R&T logo

Water you love.™

At Culligan, we’ve been helping people enjoy one of life’s essential resources since 1936.

Our commitment to the highest quality standards and sustainability drives us to develop thoughtfully designed products that ensure your water is cleaner, crisper, and always ready—wherever you need it.

FAQs

Culligan with MaxClear Technology filters are certified to reduce harmful contaminants, including microplastics, lead, Total PFAS (forever chemicals), pharmaceuticals, pesticides, chlorine, and chloramine.

For the full list of what we reduce, see our performance certifications here

Our filters are made with a ceramic shell, high-flow carbon block, and granular activated carbon. While many competitive filters only use carbon elements, our hybrid approach to water filtration works to effectively reduce harmful contaminants while maintaining a strong flow rate.

The more filters you use, the more capacity you get. Choose what fits your needs and scale as you go.

1 filter: 50 gallons
2 filters: 100 gallons
3 filters: 150 gallons

Scout systems are certified for use with 1 and 2 filters.
Venture systems are certified for use with 1, 2, and 3 filters.

Yes. The activated carbon inside MaxClear filters is derived from coconut shell, a natural, environmentally friendly material known for its effective filtration properties. Coconut is a safe, non-leaching option that helps reduce contaminants and improve taste.