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Whole House Activated Carbon Fiber Replacement Filter Cartridge, WF-CF20BB, Fit for WF3-03 and WF3-01 Pro Whole House System

Whole House Activated Carbon Fiber Replacement Filter Cartridge, WF-CF20BB, Fit for WF3-03 and WF3-01 Pro Whole House System

Regular price $107.98 USD
Regular price Sale price $107.98 USD
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About This

  • 【 Improve Water Taste 】 – Advanced activated carbon fiber media reduces chlorine, odor, color, VOCs, and chemical contaminants, improving water freshness and taste for the entire household.
  • 【 Remove Heavy Metals 】– The ACF cartridge helps reduce heavy metals—including lead, mercury, arsenic, cadmium, and chromium—through redox reactions, enhancing overall drinking water safety and quality.
  • 【 PFAS Reduction Capability 】 – Enhanced filter performance helps reduce PFAS, including PFOA and PFOS, addressing emerging contaminants of concern in household water.
  • 【 High Adsorption Efficiency 】– Activated carbon fiber provides a significantly larger surface area than traditional carbon block or GAC filters, enabling faster adsorption and more effective contaminant removal.
  • 【 Large-Capacity Specs 】– Big Blue 20" × 4.5" cartridge compatible with WF3-03 and standard 20" BB housings. Supports strong flow up to 15 GPM with minimal pressure loss. Recommended replacement every 6 months.
  • 【 Protect Your Home 】 – Model No. WF-CF20BB, Improves downstream water quality, reduces chemical exposure, and protects appliances, plumbing, and skin & hair from contaminants and heavy metals.

Overview

  • Material : Carbon Fiber
  • Product Dimensions : 4.5"D x 4.5"W x 20"H
  • Item Weight : 3 pounds
  • External Testing Certification : NSF
  • Product Benefits : Removes heavy metals, chlorine, and other contaminants for cleaner, safer, and better-tasting water while maintaining high water flow rate Removes heavy metals, chlorine, and other contaminants for cleaner, safer, and better-tasting water while maintaining high water flow rate
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Customer stories

What Our Customers Say

Hear from customers about their experience with our products and service.

The quality exceeded my expectations. Beautifully made and a pleasure to use every day.

Alex Morgan

Verified customer

A thoughtful design, excellent service, and a smooth experience from start to finish.

Jordan Lee

Verified customer

Exactly what I was looking for. The attention to detail makes this feel truly special.

Taylor Kim

Verified customer

Frequently Asked Questions

Once your order is shipped, you will receive a confirmation email containing a tracking number and a link to monitor your delivery status in real-time. You can also log into your account to view order history.

We offer a 30-day return policy for unused items in their original packaging. To initiate a return, please visit our Returns Center or contact our customer support team. Return shipping fees may apply unless the item is defective.

We take great care in packaging, but accidents can happen. If your item arrives damaged or defective, please contact us within 48 hours of delivery with photos of the item and box, and we will promptly send a replacement or issue a full refund.

Currently, we ship to the United States and select international regions. Standard and expedited shipping options are available at checkout. Shipping rates and delivery times are calculated based on your location.