Why is the filter leaking from the filter housing?

This is most commonly caused by misalignment, ensure your filter is aligned and completely locked into place. Do so by turning the filter housing completely to the left.

What O-rings does this filter system use?

Due to certification, this system requires original O-rings from the manufacturer.

How often do I need to replace the filters for this system?

Both filters in this system must be replace every 6 months or every 500 gallons.

What do I need to install the unit?

For installation, we recommend a drill with 7/32" bit, adjustable wrench, measuring tape, bucket, Phillips head screwdriver, and hammer. All parts needed for installation are included with the system.

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A. O. Smith Under Sink Water Filter System | 2-Stage Claryum | AO-US-200

A. O. Smith Under Sink Water Filter System | 2-Stage Claryum | AO-US-200

Product ID: 129125870

Details

External Testing Certification
NSF/ANSI 42 53
Item Weight
4 pounds
Material
Carbon Block
Product Dimensions
4"D x 8"W x

💧0.5 GPM flow rate

♻️6-month/500 gallon filter lifespan

🛡️NSF/ANSI certified filtration

2797 DH

Duties & taxes included

In stock

Sold byAmazon MoroccoDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚰 Elevate your hydration game—because your tap water deserves an upgrade!

PURE WATER ZERO HASSLE - Instant access to clean water via dedicated faucet—no plumber needed, install in minutes.
SLEEK FUNCTIONAL DESIGN - Brushed nickel dedicated faucet blends seamlessly with modern kitchens, delivering filtered water at a steady 0.5 GPM.
CERTIFIED QUALITY ASSURANCE - WQA tested and NSF/ANSI 42, 53, 401 certified for trusted, proven contaminant reduction and system integrity.
ECO FRIENDLY COST EFFICIENT - No water wasted during filtration; filter lasts 6 months or 500 gallons, saving you up to 70% annually on bottled water.
POWERFUL 2 STAGE CLARYUM FILTRATION - Reduces 99% of 78 contaminants including lead, PFAS, microplastics, chlorine & more, while preserving essential minerals.

The A. O. Smith AO-US-200 Under Sink Water Filter System features a 2-stage Claryum filtration that reduces 99% of 78 harmful contaminants including lead, PFAS, and microplastics. Certified to NSF/ANSI standards 42, 53, and 401, it delivers purified water at 0.5 gallons per minute through a stylish brushed nickel faucet. Easy to install without a plumber, the system includes all necessary tubing and fittings. Each filter lasts up to 6 months or 500 gallons, offering a cost-effective and eco-friendly alternative to bottled water with a 1-year limited warranty.

Specifications

ASIN	B07NJ4P99G
Best Sellers Rank	#5,031 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #83 in Under-Sink & Countertop Filtration
Brand	A. O. Smith
Brand Name	A. O. Smith
Customer Reviews	4.4 out of 5 stars 303 Reviews
External Testing Certification	NSF/ANSI Standards 42, 53, and 401
Included Components	Filter, Faucet, Filter Cartridge Set, Wrench
Item Dimensions D x W x H	4"D x 8"W x 8.75"H
Item Highlight	Reduces Lead, PFAS, Microplastics, Chlorine Taste & Odor \| WQA Certified \| Brushed Nickel Faucet \| 500 Gal \| 1-Year Warranty
Item Weight	4 pounds
Manufacturer	AO Smith
Manufacturer Part Number	AO-US-200
Manufacturer Warranty Description	1-Year Limited Warranty
Material	Carbon Block
Material Type	Carbon Block
Model Number	AO-US-200
Number of Items	1
Product Benefits	Certified to reduce 78 contaminants including chlorine, lead, PFAS, microplastics, pesticides, and more Product Benefits Certified to reduce 78 contaminants including chlorine, lead, PFAS, microplastics, pesticides, and more See more
Product Dimensions	4"D x 8"W x 8.75"H
Set Name	Filter System \| AO-US-200
UPC	811640030063
Unit Count	1 Count

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