Check the listing for details. DI Resin Replacement Deionization Color Changing, TDS, Aquariums, Spot Free, 1L. Color: Brown, Condition: New. Listed at 19.26 USD. Our eBay Store DI Resin Replacement Refill Deionization Color Changing Premium Grade, TDS Filtration, Aquariums, Spot Free Rinse, 1L ULTRA PURE TDS FREE WATER – Dramatically reduce 100% of Total Dissolved Solids (TDS) from your water when used after a Reverse Osmosis/DI system. COLOR-CHANGING INDICATOR – The Pro+Aqua DI Mixed Bed Ion Exchange color-changing resin changes color to clearly indicate when it's time to replace your media. When exhausted, the resin changes from green to amber, leaving out the guesswork of when to replace the media to ensure your water stays ultra-pure. REFILL & SAVE – 100% compatible with any manufacturer DI Refillable cartridges. Refill DI cartridges of any size and save money. UNBEATABLE PERFORMANCE - Premium DI media, safe for your aquariums, and exceptional performance for a spot-free rinse for car washes and windows. PREMIUM QUALITY - 100% virgin type Mixed Bed DI exchange resin. None of our DI resin is regenerated, ensuring you get premium quality and no chemicals in your aquarium. The Pro+Aqua MED-DI-1 offers 1 Liter of mixed bed deionization (DI) resin media and is ideal for Aquariums as well as a spot-free rinse for your car wash or for your windows (home or business). The Pro+Aqua mixed bed deionization DI resin media is a mixture of premium grade color-changing strong acid cation in hydrogen form and strong base anion exchange resins in hydroxide form in a 1:1 volumetric ratio. These resins combine high capacity with superb physical properties to provide 99.99% pure H20 water for ultimate TDS purity. The color-changing mixed bed deionization (DI) resin media makes it easy to tell when it's time to change the resin. The resin media changes in three stages - Stage 1) Full capacity - original dark green, Stage 2) Half capacity - light amber, Stage 3) No capacity - dark amber/orange. Achieve 100% TDS reduction when used as a post filter in Reverse Osmosis DI Systems. To ensure you continue to produce TDS-Free water, it is recommended to change the resin before the resin changes to dark amber/orange.Fill Capacity:Fills 1.25, 2.5"x10" Drop-in Cartridges.Fills 3.5, 2"x10" Inline Cartridges. This is not Water Softening Resin, this mixed bed deionization resin is designed to lower TDS and is not designed to lower water hardness. Product Details Item Sku MED-DI-1 Micron Rating Filtration Method DI Resin Filters Total Dissolved Solids Material Other Outside Diameter Port Size Connection Type Color Brown UPC 850009947239 30 Day Money Back Guarantee! We may use USPS, FedEx, UPS, or local shipping providers for free shipping. ** SELECTED FREE SHIPPING ITEMS ARE ONLY AVAILABLE TO THE CONTIGUOUS LOWER 48 STATES UNLESS OTHERWISE SPECIFIED ** Please choose a shipping method other than Free Shipping if you are shipping outside of the Contiguous Lower 48 States. Shipping can be calculated in the “Shipping and Payments” tab located next to the “Description” tab. We do not offer blind shipping. All orders include a packing slip with item details. Thank you for looking at our eBay listing. Our mission is to offer quality filtration systems and water filters at unbeatable prices. Why order from us? Order Guarantee We offer an awesome no-hassle 30-day money-back guarantee. Free Shipping Free shipping on almost every item. Same Day Processing Orders placed before 11 am PST ship the same day. Logistics We have distribution centers throughout the US to get your item to you as quickly as possible. Customer Service We strive to offer great customer service. If you have any questions before or after placing your order, please feel free to send us a message or give us a call, we are happy to help. Payment We accept the following payment methods Sales Tax By state law, we are required to collect Sales Tax to states that require a tax charge. Returns If you're not satisfied with your purchase, for any reason, we will be happy to take it back - within our 30-day return policy. Copyright © iFilters.com. All Rights Reserved. Product Photos in this listing are original and property of iFilters. Sellers may NOT copy any part of this listing. Unauthorized use of text or images will be reported and an IP claim will be submitted.