NSF/ANSI 42 Certified Under Sink Filter for Kitchen Faucet

Specs That Matter

Compatibility

This filter is suitable for faucets with either 1/2" or 3/8" female NPT threads. If a female threaded connector is needed to connect to your faucet, please contact us before making the purchase.

Cost-Effective Replacement

For those in need of replacement filters, the price is less than $25.99 each. Search for "B085G66JTZ" on Amazon to find our filters, and save over 50% on the cost of replacing your existing filter.

After-Sales Assistance

Waterdrop backs the high-end technical performance of the WD-10UA with a comprehensive prorated performance service. If you experience any quality issues, our dedicated team is here to assist.

Deep Filtration and Certification

This filter has been independently tested to efficiently reduce PFAS, PFOA/PFOS, rust, lead, chlorine, heavy metals, chemical impurities, and sand. It is made of high BPA-free and lead-free materials, and reduces chlorine taste and odor. It is certified by IAPMO against NSF/ANSI 372 and 42 standards. For further information on the certification, use the term "WD-10UA" to search on the IAPMO website.

Innovative Design

The filter is designed to operate only with cold water. Its twist-and-lock construction and push-to-connect fittings allow for a quick, easy installation in just three minutes, with a three-second disassembly for replacement. This system is compatible with 3/8" line connections to US sinks' standard 3/8" feed water valves. The 3/8"-1/2" convertor fitting enables connection to 1/2" and 3/8" cold water pipes and faucets.

Clogging Solution

By increasing the filtration area, our filter now offers a 20X increase in dirt adhesion, enhancing filtration efficiency while significantly reducing the risk of clogging.

Filter Replacement and Long Lifespan

This filter system is compatible with various filters, allowing you to tailor your water needs. Each filter system has a maximum service life of 12 months or 8k gallons when used with municipal water, more than sufficient for an entire household. Before traveling, store the filters in separate sealed plastic bags in your refrigerator for up to 30 days.

Key Features

• Compatibility: 1/2" or 3/8" female NPT threads
• Cost: Less than $25.99 per replacement
• Certification: NSF/ANSI 372 and 42
• Installation: Quick, easy twist-and-lock and push-to-connect
• Clogging: 20X increase in dirt adhesion area
• Lifespan: 12 months or 8k gallons