Crystal Quest Triple Under Sink Arsenic Water Filter, Multi-Stage Filtration for Chlorine & Contaminants, High Capacity 10,000 Gallons, Optional SMART Filters, Durable Build, Easy to Install


Crystal Quest Arsenic Under Sink Water Filter uses advanced coconut shell GAC, ion exchange resin, and Eagle Redox Alloy (varies by model) to reduce arsenic and other contaminants. Available in single, double, and triple configurations, it delivers clean water straight to your tap. With a 0.5 GPM flow rate and up to 5,000 gallons of capacity, it offers 1–3 years of reliable performance while reducing chlorine, chloramines, and more. Built from durable polypropylene, it operates at 20–60 PSI and installs easily under most sinks with included hardware. Optional leak detector valve adds extra safety.

 
• Effectively reduces arsenic and other contaminants; available in single, double, or triple configurations. 
• Filters up to 5,000 gallons (1–3 years) at 0.5 GPM flow rate. 
• Made from high-quality polypropylene; operates at 20–60 PSI. 
• Add-on valve stops water flow in case of a leak for added safety. 
• Fits standard sinks with included T-valve or saddle valve and instructions.


We are a trusted manufacturer of high-quality water filtration products, serving residential, commercial, and industrial markets for over 30 years. Our commitment to innovation, quality, and customer satisfaction has made us a leading name in water filtration. Proudly built in the USA, we offer cost-effective and reliable solutions to meet various water treatment needs.

Why Choose Us?

  • Decades of Expertise – Over 30 years of experience in water filtration manufacturing

  • Reliable, High-Quality Products – Designed for long-term performance

  • Versatile Solutions – Serving homes, businesses, and industries

  • Customer Support – Assisting customers in finding the right filtration system

  • Wide Range of Products – Tailored solutions for specific water concerns

We offer a variety of secure payment options to ensure a seamless and protected checkout experience. The following payment methods are accepted:

  • Credit & Debit Cards: Visa, Mastercard, Discover, Amex and Diners Club

  • Digital Wallets: Apple Pay, Google Pay

  • Online Payment Services: PayPal, Venmo

For your security, we do not accept cash, personal checks, money orders, or any other unsupported payment methods. All transactions must be completed through eBay’s secure payment system to protect both buyers and sellers.

If you experience any issues during the payment process, we recommend checking eBay’s customer support for troubleshooting or reaching out to us for further guidance.

    • Services: We ship via USPS, and UPS to home and business addresses.

    • Signature: No signature required

    To ensure customer satisfaction, we accept returns and exchanges under the following conditions:

    • Returns for refunds are accepted only on new, unused items in original packaging within 30 days of purchase.

    • A 30% restocking fee applies to all approved refunds.

    • Return shipping costs are the buyer’s responsibility.

    • Exchanges are accepted for defective products, product upgrades, or when working directly with us to find the best filtration solution.

    • Non-returnable items: Custom orders, special-order items, opened filter cartridges/membranes (for safety reasons).

    • Return Authorization: All returns must have an RMA number (contact us before sending any returns). Returns received without authorization may not be processed.

    We are committed to providing high-quality water filtration solutions and excellent customer service. If you have any questions about our products, shipping, or return policies, please feel free to contact us.

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