SimPure 5 Micron CTO Activated Carbon Block Filter, 20" x 4.5" – 2 Pack for Whole-House Systems

Upgrade your home filtration with the SimPure 5 micron CTO activated carbon block cartridges. Crafted from premium coconut shell carbon and wrapped in food-grade fabric layers, these cartridges are designed to block contaminants larger than 5 microns while improving taste and odor. Independent testing confirms material compatibility with NSF 42 standards for filter media. The result is a practical, everyday upgrade to your drinking water, showers, and appliances without overpromising outcomes.

What you can expect from this 2-pack

• 5 micron filtration targets particles larger than 5 microns to reduce visible particulates and improve clarity
• Efficient adsorption of residual chlorine and sulfur odors, helping water taste cleaner
• Color reduction and odor minimization contribute to more pleasant tap water experiences
• High flow capacity supports whole-house demand with minimal pressure drop
• Extended service life with the potential to filter up to 80,000 gallons before replacement
• Compatibility with most 20" x 4.5" housings, including popular SimPure models, with rubber end washers for a tight seal

Real-world use and daily comfort

In everyday homes, these cartridges work best when paired with a sediment filter in a 20" x 4.5" housing. The large filtration area enables a steady flow, making it suitable for busy kitchens and multi-point setups. Expect easier to drink water, less chlorine bite in showers, and a more neutral taste over time as the media reduces odors and color alongside other filters in your system.

These cartridges are designed for versatility, suitable for city or well water, and can be deployed to protect household appliances by reducing chlorine-related compounds that can affect performance. The result is a practical upgrade rather than a guarantee of specific results, aligning with realistic expectations for many homes.

Compatibility, installation, and maintenance tips

The 20" x 4.5" cartridge fits a wide range of standard housings. End washers ensure a reliable seal, while straightforward replacement helps you refresh your filtration setup without hassle. For best results, monitor water quality and flow rate; plan to replace every 3–6 months depending on usage and source water characteristics.

Why choose SimPure

SimPure holds a practical, results-oriented approach to home filtration. The CTO activated carbon block is designed to offer consistent performance, with third-party testing supporting material quality. Use this cartridge as a sensible upgrade to your whole-house filtration, especially if you want to reduce odors, tastes, and color in everyday water without making exaggerated claims.