Alkaline Re-fillable Filter Cartridge

Description The Re-fillable Alkaline/Remineralization Filter Cartridge is a versatile, high-quality cartridge designed to add beneficial minerals and increase the pH of purified water from under-sink reverse osmosis (RO) systems. Unlike fixed media cartridges, this re-fillable design lets you customize the mineral blend — such as calcium, magnesium, and trace minerals — to achieve the optimal alkaline balance and taste you want.   Ideal for RO systems that produce low-mineral water, this cartridge enhances drinking water by reintroducing essential minerals, improving flavor and mouthfeel while supporting a healthier pH.   Key Features & Benefits Re-fillable mineral media chamber — customize your mixture of calcium, magnesium, and trace minerals Raises pH and alkalinity — transforms RO water into naturally balanced, alkaline drinking water Compatible with standard 10″ housings — fits most under-sink RO filter housings Improves taste, mouthfeel, and hydration quality Cost-effective long-term solution — replace minerals as needed Durable cartridge body designed for repeated refilling and media changes   How It Works After reverse osmosis purification, water flows through the re-fillable alkaline cartridge, where it contacts the mineral media. As water passes through, calcium, magnesium, and trace minerals dissolve into the water, gently raising the pH and improving taste.   Applications Under-sink RO systems that need improved mineral content Whole-home alkaline filtration (with appropriate housings) Point-of-use alkaline enhancement Families wanting better tasting, mineralized water   Compatibility Standard 10″ filter housings with appropriate port size Can be used as a post-RO stage or direct alkaline stage in multi-stage systems Works with most RO membrane setups requiring reheated mineral enhancement ⚠️ Always verify housing size and port configuration before purchasing to ensure compatibility with your system.   Typical Re-fill Media Options You can customize this cartridge with one or more of the following mineral media blends: Calcite — raises pH and adds calcium Corosex / Magnesium Oxide — raises pH and adds magnesium Calcite Corosex mix — balanced pH and enhanced mineral profile Trace Mineral Blends — delivers a broader range of dissolved minerals Media sold separately — fill according to desired pH target.   Installation & Use Open the re-fillable cartridge body Add your chosen mineral media blend Insert cartridge into the housing after the RO membrane/post-carbon stage Run water for a few minutes to flush and condition Enjoy enhanced, alkaline drinking water   Maintenance & Replacement Mineral media: Re-fill when pH drops or according to usage (typically every 6–12 months) Cartridge body: Inspect o-rings and seals regularly for leak-free performance Replace media based on desired pH and water consumption   Why Choose a Re-fillable Alkaline Filter Customizable mineral profile — tailor the water chemistry to your preference Cost-effective over multiple media refill cycles Enhances taste, hydration, and pH balance Works seamlessly with existing RO systems   Upgrade your drinking water with a Re-fillable Alkaline/Remineralization Filter Cartridge — the smart way to add beneficial minerals, achieve balanced pH, and enjoy better-tasting water straight from your tap.