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The CTOS-EK10 is a compatible replacement cartridge for the Everpure® quick-change cartridges. It is a quick-change cartridge that reduces sediment down to 0.5 microns and reduces chlorine, taste & odor at a flow rate of 1.7 gpm for 18,000 gallons. The cartridge includes IsoNet®, OptiPure’s patented scale-inhibiting technology, which delivers consistent protection against the precipitation and accumulation of scale and provides a protective barrier to help guard against corrosion. The cartridge will fit single or multiple (combination) cartridge systems as a replacement for the listed filter models.
- Replacement cartridge for Everpure® I-2000, I-4000, 4CB5-S, 7CB5-S, 4FC5-S, 7FC5-S, MH and BH cartridges.
- Capacity and flow of filters vary. Calculate filter replacement frequency accordingly.
You may return most new, unopened items within 14 days of delivery for a full refund, less the original shipping charge. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.). You should expect to receive your refund within 5 business days of our receiving the returned product, however, this is only an estimate and refund times may vary. This time period includes the time it takes us to process your return once we receive it, but may not include the time it takes your bank to process your refund request (sometimes up to 10 business days depending on the bank). If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the contiguous 48 states. Note that there are restrictions on some products, and shipments to Hawaii, Alaska, Puerto Rico and Canada will need to call in for a shipping quote at this time, 1+585.483.0358. When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page. Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.