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Brand: Crystal Quest Water Filters
Type: Water Filter Cartridges
Sku: CQE-RC-04007
Available : Instock
Sold by HomeNKitchenShop, an authorized reseller.
Returns accepted within 30 days | support@homenkitchenshop.com
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Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · Item must be unused, unwashed & in original packaging
California Proposition 65 Warning
Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
www.P65Warnings.ca.govKitchen & Food Safety Advisory
Always follow manufacturer instructions for use, cleaning, and maximum temperature ratings. Do not use cookware or utensils that are cracked, chipped, or damaged.
Keep sharp kitchen tools out of reach of children. Use heat-resistant gloves when handling hot items.
Product Care & Usage Notice
Colors and finishes may vary slightly from product images due to screen settings and natural material differences. Follow care instructions to maintain product quality and longevity.
Not all products are suitable for outdoor use unless explicitly stated.
Nitrate (NO3) comes into water supplies through the nitrogen cycle rather than via dissolved minerals. It is one of the major ions in natural waters. Most nitrate in drinking water is the result of contamination of groundwater supplies by septic systems, feedlots, and agricultural fertilizers. Nitrate is reduced to nitrite in the body. These cartridges contain a special nitrate-selective resin. Nitrate reduction is 90% to 95% and breakthrough is not affected by sulfate levels.

Important Note: The cartridge(s) in this system require manual salinity regeneration. The media must be recharged in order to maintain optimum performance. If the media is not regenerated, then the media will exhaust and result in a permeate of 0. The cycle of regeneration will vary based on the influent level of contaminants. The regeneration process should be done every 20 to 30 days depending on level of nitrate.
The process of regeneration involves dissolving salt in water (2-3 cups of salt for every 3-4 cups of water) stir well and soak (you may want to use something to hold the cartridge down) the cartridge for 1-2 hours, then soak the cartridge in tap water for an additional 1-2 hours, rinse with the tap running tap water and reinstall the cartridge. Regeneration is not required before its first use even if the cartridge has been unopened for a period of time.
| SKU | SIZE | FLOW RATE | CAPACITY (<100 PPM HARDNESS) |
| CQE-RC-04007 | 2-7/8” x 9-3/4” | .5 gpm (1.9 lpm) | 5,500 ppm Nitrate* |
| CQE-RC-04020 | 2-7/8” x 20” | 2.5 gpm (9.4 lpm) | 10,000 ppm Nitrate* |
| CQE-RC-04066 | 4-5/8” x 9-3/4” | 3 gpm (11.4 lpm) | 10,000 ppm Nitrate* |
| CQE-RC-04069 | 4-5/8” x 20” | 6 gpm (22.7 lpm) | 18,500 ppm Nitrate* |
| Construction Materials | Operating Specifications |
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• Minimum Operating Pressure: 20 psi (1.4 bar) |
| • Polypropylene End Caps | • Maximum Operating Pressure: 60 psi (4.1 bar) |
| • Polyolefin Inner/Outer Wraps | • Minimum Operating Temperature: 40° F (4° C) |
| • Polyethylene Netting | • Maximum Operating Temperature: 90° F (32° C) |
*Capacity is an estimate only and is dependent on influent water contaminants and filter usage.
*Cartridge color is subject to change without notice