The Weddell Duo is unique in several key ways:

The Weddell Duo is unique in several key ways:<ol><li>Certified &amp; Verified Performance: It&#x2019;s the only shower filter certified by NSF to reduce Free Available Chlorine, while also maintaining verified performance in reducing PFAS and particulates. Most other filters don&#x2019;t have these certifications and can&apos;t guarantee the same level of protection.</li><li>Clinically Tested &amp; Dermatologist Approved: Weddell Duo has been clinically tested to improve skin hydration and scalp health, and is dermatologist approved, making it an excellent choice for those with sensitive skin or scalp concerns.</li><li>Clear Dual Cartridges for Easy Monitoring: The Weddell Duo has clear dual cartridges, allowing you to see the condition of your filters. The right sediment filter shows discoloration over time, signaling when it needs to be replaced.</li><li>Long-Lasting Filters: Weddell Duo&#x2019;s filters have a life cycle of up to 8,000 gallons, offering longer-lasting protection compared to many other filters on the market.</li><li>Easy Installation: Installation is tool-free and the Weddell Duo is compatible with a variety of shower heads, including rain, fixed, and handheld models.</li></ol>

What makes Weddell Duo different from other shower filters?

Weddell Duo is engineered with advanced filtration technology to provide superior water filtration for your shower. It is NSF certified to reduce Free Available Chlorine (NSF/ANSI 177) and is independently verified to reduce PFAS (NSF/ANSI 53) and pa

Weddell Duo is engineered with advanced filtration technology to provide superior water filtration for your shower. It is NSF certified to reduce Free Available Chlorine (NSF/ANSI 177) and is independently verified to reduce PFAS (NSF/ANSI 53) and particulates (NSF/ANSI 42).<div data-message-author-role="assistant" data-message-id="73585c83-6b75-4265-b7f7-ed5767021277" data-message-model-slug="gpt-4o" dir="auto" id="isPasted">Unlike many shower filters that make unverified claims, Weddell Duo is tested and certified to rigorous industry standards, ensuring reliable performance for cleaner, healthier showers.</div>

What contaminants does Weddell Duo remove?

Weddell Duo Shower Filter is NSF certified and has been rigorously tested and verified by an accredited third party lab to ensure high performance. Below are the specific contaminants it removes:. While Weddell Duo reduces other contaminants, we only

Weddell Duo Shower Filter is NSF certified and has been rigorously tested and verified by an accredited third party lab to ensure high performance. Below are the specific contaminants it removes:<ul><li>Free Available Chlorine: 99%</li><li>PFAS: 99%</li><li>Particulates: 99%</li></ul>While Weddell Duo reduces other contaminants, we only publish reduction claims for those we have tested using established industry standards to prioritize transparency and reliability. Please see our testing data <a href="https://weddellwater.com/pages/test-reports" rel="noopener noreferrer" style=" text-decoration: underline;" target="_blank">here</a> for the most updated information.

What are the reduction percentages for the contaminants that Weddell Duo removes?

You can find documentation on NSF's website here.

You can find documentation on NSF&apos;s website <a href="https://info.nsf.org/Certified/Common/Company.asp?CompanyName=weddell+water&amp;_gl=1" rel="noopener noreferrer" style=" text-decoration: underline;" target="_blank" title="https://info.nsf.org/Certified/Common/Company.asp?CompanyName=weddell+water&amp;_gl=1">here</a>.

Where can I see NSF certification documentation?

Weddell Duo was verified to reduce PFAS and particulates by IAPMO R&T Lab in 2023. Backed by more than 80 years of experience, IAPMO R&T Lab is a trusted authority for independent testing, research, and technical services in the plumbing and mechanic

Weddell Duo was verified to reduce PFAS and particulates by IAPMO R&amp;T Lab in 2023. Backed by more than 80 years of experience, IAPMO R&amp;T Lab is a trusted authority for independent testing, research, and technical services in the plumbing and mechanical industries.However, at this time, IAPMO does not offer certifications specifically for PFAS and particulate reduction in shower filters. Instead, Weddell Duo&#x2019;s performance has been independently tested and verified through rigorous third-party lab testing.<article data-scroll-anchor="true" data-testid="conversation-turn-9" dir="auto" id="isPasted"><div data-message-author-role="assistant" data-message-id="5d30d4ca-d9d2-4dee-b631-14a1cc098dc4" data-message-model-slug="gpt-4o" dir="auto">To review our official lab test reports, please visit our lab test reports <a href="https://weddellwater.com/pages/test-reports" rel="noopener noreferrer" target="_blank">here</a>.</div></article>

Where can I see IAMPO certification documentation?

No. Weddell Duo is not designed to be used as a drinking water filter.

No. Weddell Duo is not designed to be used as a drinking water filter.

Could I drink the water filtered from Weddell Duo?

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Explore detailed info about Weddell Duo’s features, specifications, and performance. Get answers to all your product questions in one place.

Product Features & Specs

How often do I need to replace the filter cartridges?

How do I replace the filters?

Why are my filters slowing down before the suggested lifespan?

What’s the difference between the three types of replacement filters?

Replacement Cartridges