High Flow High Capacity Under Sink Water Filtration System

Model#: DWQ3501510
High Flow High Capacity Under Sink Water Filtration System
Model#: DWQ3501510
$11610
List Price: $215.00
Save $98.90 (46%)

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Compatible Replacement Filters

Finish

High Flow Carbon Filter

Replacement filter for the Delta® Clarifi™ High Flow High Capacity Water Filtration System. Certified by the IAPMO R&T Lab to improve your in-home wat

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PRODUCT FEATURES
Upgrade your home’s drinking water with the Delta® Clarifi™ High Flow High Capacity Water Filtration System, no beverage faucet needed. The Clarifi™ system is tested and certified by the IAPMO R&T Lab to improve your in-home water quality by reducing microplastics and chlorine taste and odor. The compact design delivers easy-to-use in-home filtration with a direct connection to your existing kitchen faucet, quick and simple filter changes, a digital display and long-life filters. You can install with confidence, knowing Delta products are backed by our warranty and highly-trained customer support.
  • CERTIFIED CLEANER: Improves water quality by reducing microplastics and chlorine taste and odor
  • 3RD PARTY TESTED: Certified by IAPMO R&T Lab against NSF standards 42, 372 and 401
  • EASY, DIY MAINTENANCE: Tool-free filter changes take less than a minute to replace each filter with a quick twist and lock mechanism
  • LESS PLASTIC WASTE: Saves up to 5,000 water bottles per year per 1-year filter life
  • AUDIBLE ALERTS: Audible alerts notify low battery and when a filter needs to be changed
  • SMALL-SPACE FRIENDLY: Can be installed with primary kitchen faucet. Does not require a dedicated, secondary faucet
  • FILTERED WATER MADE EASY: Compact design takes up less room under sink
  • DIGITAL DISPLAY: LCD display monitors and reports the status of your filters and battery life
  • High flow system designed to be compatible with your kitchen faucet flow rate
  • High filtration capacity provides approximately one year of filtration (or 10,000 gallons, whichever comes first)
  • Fits under most kitchen and bathroom sinks
  • For cold water installation only
  • Battery-powered system does not require connection to outlet/electricity
  • No need to shut off water during filter changes
  • Find more information in the included user guide, M&I and Delta Faucet’s YouTube
  • Installation requires standard faucet and cold water supply stop.
  • Kit includes: manifold, high flow carbon filter cartridge, battery box, 3 AA batteries and hoses.
Special Information
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California Prop 65 WARNING
Special Information
Warning Image
California Prop 65 WARNING
Documents & Specs
Installation Information
Number of Filters Included :
1
Max. Feed Water Flow (gallons per minute) :
0.63
Max. Feed Water Temperature (°F) :
100
Max. Filtered Water Flow (gallons per minute) :
0.42
Min. Feed Water Pressure (psi) :
20
Min. Feed Water Temperature (°F) :
41
Daily Production Rate (gallons per day) :
600
Overall Height (in.) :
17
Valve Type:
NA

INSTALLATION SUPPORT

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REVIEWS
Rated 5 out of 5 by from Easy to install and does the job My husband installed it yesterday. It's easy to install about 15 minutes, include all the part you need. The water has no odor after. I would like to recommend to everyone wants to try fo their new water filtration
Date published: 2025-10-19
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Q&A

FREQUENTLY ASKED QUESTIONS

How should I decide which filter system to use?

Choosing the right water filter depends on your specific needs, water quality, budget, and installation preferences. Our two-stage system requires a dedicated beverage faucet and filters more contaminants, while the single stage system connects directly to your existing faucet with minimal effort.

Start by identifying the contaminants in your water. Check your local water utility’s Consumer Confidence Report (CCR) using our Water Quality Look-Up Tool or test your water with a DIY kit or professional service. Choose a filter that fits your installation needs and is certified to remove the contaminants you’re targeting.

Under-sink filters strike a balance of convenience, effectiveness and affordability for most households, especially if your focus is cleaner drinking and cooking water.

Is the filter system hard to install?

The Clarifi system is designed for simple, DIY installation and comes with detailed instructions through the user guide and installation videos. However, the difficulty can depend on your DIY skills, tools and existing plumbing setup.

Tools You Might Need:

  • Screwdriver
  • Drill
  • Teflon tape (for threaded connections)

Note that this system can only be installed to a cold-water line. Running hot water through the system will cause damage.

What do I need to know about replacing the filter cartridges?

The filters will need to be replaced about every 1 year or after it’s filtered 10,000 gallons, whichever comes first. The system will use audible alerts and the LCD digital display to notify you when it’s time to replace the filter.

You can order the replacement filter through our website or other vendors. Other brand filters are not compatible with the Delta system.

We designed the filters to be quick and easy to replace. Simply remove the old cartridge and install the new one with simple twist and lock quarter turn mechanism.

After you’re done, the filter cartridges can be thrown away. They cannot be recycled but are not hazardous waste, so standard disposal is okay.

How long do the batteries last? Is there an AC adapter I can use?

The system is designed to only be used with AA batteries. AC power cannot be used.

The 3 included AA batteries last at least 2 years with a multiyear battery life.

Why do I need to flush the system for 10 minutes after install?

The flush primes the filter, ensuring you don’t drink gritty or off-tasting water later and the filter is saturated for optimal performance. Until the flush is done, the water might not meet the taste or clarity you expect from a new filter.

The filters are made of food-grade, nontoxic materials, so the flush water is not dangerous. However, we recommend caution when trying to re-use this water by watering plants as the carbon particles may affect sensitive plants.

How do I know the filter is working?

There are a few signs you can look for to tell if your new filter is working.

  1. Improved taste and odor: To test this, you can sample regular tap water from a separate faucet and do a side-by-side comparison against the filtered water.
  2. Clean water appearance: No visible particles, cloudiness or discoloration should be present.
  3. Proper flow rate: A dramatic decrease in flow rate could indicate clogging. Check your lines for debris or your home's water quality. The more contaminated your water, you may need to replace filters more frequently.
  4. Effective chlorine reduction: You can use a chlorine test strip to confirm the carbon filter is working.

Looking for a discount code to purchase

Asked by: Thomas
Hello! Unfortunately we do not offer discount codes. However, please see our Recertified Spring sales event for over 40% off Recertified products! https://www.deltafaucet.com/delta-deals?cgid2=Delta_Deals&prefn1=clearance&prefv1=false&prefn2=narrowResults&prefv2=hideDiscontinued%7CinStock Please reach out with further questions! Best Regards, Tim Digital Communications Specialist
Answered by: Digital Specialist
Date published: 2026-04-19

Does the Delta Clarifi DWQ3501510 filtration system work with any brand of kitchen faucet or does it only work with certain faucet brands and models?

Asked by: Cathy
Hello! Yes, this will work with another brand's faucet. Please reach out with further questions! Best Regards, Tim Digital Communications Specialist
Answered by: Digital Specialist
Date published: 2026-05-30

Does this filter treat the water to a Reverse Osmosis level????

Asked by: Dee Anne
Hi Dee Anne, Thank you for your question about the Delta Faucet model DWQ3501510. This high flow filter does not treat to the level that a reverse osmosis system would. Please reach out with any additional questions! Best Regards, Bryan Digital Communications Specialist
Answered by: Digital Specialist
Date published: 2026-05-07
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PART LIST

PART LIST

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Clarifi™

Clarifi™ 3/8" Compression Hoses (inlet & outlet) for DWQ3501510

List Price: $48.30
Online Price: $38.64
Free Ground Shipping All Orders $49+

RP104136

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Clarifi™

Clarifi™ Mounting Hardware for DWQ3501510 and DWQ3502020

List Price: $6.40
Online Price: $5.12
Free Ground Shipping All Orders $49+

RP104135

Image-RP104134

Clarifi™

Clarifi™ Battery Box w/ mounting tape for DWQ3501510 and DWQ3502020

List Price: $18.70
Online Price: $14.96
Free Ground Shipping All Orders $49+

RP104134

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