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Black purification elements and fluoride replacement filter

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Regular price $76.99 | Save $-76.99 (Liquid error (sections/product-template line 305): divided by 0% off)


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Product Details:

  • This filter set combines black purification elements and fluoride replacement filter to absolutely reduce harmful substances from the outdoor water source. With this product, you can breathe the fresh air and immerse yourself with fresh water. ⭐Please note that TDS level does not fully indicate the quality of the water and our filters DOES NOT lower TDS value.⭐
  • The premium carbon block can absorb many impurities like sands, rust, sediment, bad taste, and odor. This product is characterized by uniform particles and a smooth surface to properly reduce chlorine, which is the primary cause of bad taste. Afterward, much cleaner water passes through the granular activated carbon to achieve superior performance on taste improvement.
  • Durable life span without compromising performance. To attain the best product performance, we recommend you replace the black filter every 6,000 gallons per pair and replace every 1,000 gallons per pair, which will be different based on water conditions.
  • Food-grade materials. Not only do we firmly control the filter material but also adopt lead-free and BPA-free materials to produce the filter housing. Waterdrop aims to provide you with a broad protection service. We have outstanding customer support service to enhance the use of our products. Our agents are available at all times to expertly attend to your questions.

The Waterdrop WD-7990 is compatible with following model numbers:

Berkey: BB9-2 & PF-2

Other Brands: Big Berkey, Boroux Purifier Filters, Waterdrop WD-7990, AQUACREST AQU-7990, Filterlogic 7990, Waterspecialist 7990, Maxblue MB-7990.

Product Specififcations

Model numberWD-7990
Replacement filter modelBB9-2 & PF-2,Big Berkey, Boroux Purifier Filters, Waterdrop WD-7990, AQUACREST AQU-7990, Filterlogic 7990, Waterspecialist 7990, Maxblue MB-7990.
Filter capacityBB9-2 filter every 6,000 gallons, PF-2 every 1,000 gallons per pair
Temperature38-100 °F / 0.6-38 °C
Size3.4 x 10.4 x 12.6 inches
Item Weight3.14 pounds
In the Box
  • Black Replacement Filters *2
  • Fluoride Replacement Filters *2
  • User's Manual *1



Returns Policy

All Filters LLC is not obligated to fulfill the terms of any manufacturer or other return policy included in the packaging of any product purchased through the Site. The following standard All Filters LLC return policy applies: All returned items must be unused and in new, sellable condition. You are responsible for all shipping and handling fees on returned items.

You bear the risk of loss during shipment. We therefore strongly recommend that you fully insure your return shipment against loss or damage and that you use a carrier that can provide you with proof of delivery for your protection.

You will receive a full refund of the purchase price less the shipping fee (if applicable) within approximately 3 business days after the returned item is received; your refund will be credited back to the same payment method used to make the original purchase on the Site.


Shipping Policy

All Filters will ship all orders via FedEx Ground or USPS Priority Mail by default. If you would like to upgrade your shipping method or request a shipping carrier, please contact us before placing your order.Shipping carrier and method will be determined by All Filters, depending on the weight, dimensions, and destination of the order.

Most orders placed before 3PM EST are shipped the same day. If your order was placed after 3PM EST, it will be shipped the next business day, subject to availability.If an item takes longer than 24 business hours to ship, it will be noted in the product page or you will be contacted about the delay.For orders shipping to non-contiguous U.S., P.O. Box, and certain rural addresses additional shipping costs may apply. Customers will be contacted if additional fees are required.

This policy applies to the purchase and sale of products through (the "Site"). This policy is subject to change by without prior written notice at any time, in its sole discretion. The latest version of this policy will be posted on this Site, and you should review this policy prior to purchasing any product that is available through the Site. All changes are effective immediately when we post them, and apply to all access to and use of the Site thereafter. The date this policy was last revised is identified at the top of the page. Your continued use of this Site after a posted change in this policy will constitute your acceptance of and agreement to such changes.

Black purification elements and fluoride replacement filter

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