Pentek C1-20 Carbon Filter Cartridge – 20-Inch, 5 Micron, Whole House

Overview

Introducing the Pentek C1-20 carbon filter cartridge, a versatile and economical option for whole-house filtration. Built from carbon impregnated cellulose, this dual-purpose cartridge targets fine sediment while reducing common taste and odor issues caused by chlorine. Its external netting adds strength and increases dirt-holding capacity, helping your filtration system operate with steady reliability.

The cartridge is nominally rated at 5 microns and comes in a 20 inch length with a 2.5 inch diameter, designed to fit standard 20 inch housings. With a 10,000 gallon capacity, it’s intended for regular replacement on a practical schedule, keeping water quality consistent without frequent maintenance. This makes it a practical polishing filter in residential settings and a dependable option for other process or closed-loop streams where tasteful water is desired.

What it does for your water

• Filters fine sediment while reducing chlorine taste and odor
• Supports taste and odor control for whole-house filtration
• Works as a polishing filter in process or closed-loop systems
• Economical filtration solution for everyday residential use

Usage and maintenance

• Designed to replace every 3 months or when you notice changes in water pressure or quality
• Compatible with all 20 inch standard filter housings and substitutes for many 20 x 2.5 inch carbon cartridges
• Ideal for households with chlorinated water and a need for consistent filtration performance

In real-world use, this cartridge balances performance and value. It’s a sensible choice if you want a straightforward filtration step that can help maintain a fresher taste in tap water while supporting your existing filtration setup.