Boshart 14-GCB1-10 10 Micron 10" GNT Carbon Block Cartridge
A Boshart activated carbon block drinking-water filter cartridge used in point-of-use or reverse-osmosis applications to reduce unpleasant tastes/odors, chlorine, and sediment when the correct cartridge is required.
Key Features
- Carbon block cartridge designed to remove unpleasant tastes and odors as well as sediment
- Manufacturer states high chlorine reduction, good dirt-holding capacity, and greatly reduced carbon fines
- Described as an alternative to traditional granular activated carbon where high chlorine reduction is needed
- Suitable for residential, commercial, and industrial applications
- Suitable for reverse osmosis systems or point-of-use water dispensing systems
- Micron rating: 10 micron
- SupplyHouse-listed flow rate: 1 GPM
- Max ratings (manufacturer): 140°F max temperature, 120 PSI max pressure
- Dimensions for 14-GCB1-10 (manufacturer): 1.00" ID, 4.50" OD, 9.88" length
- Certification (manufacturer): NSF/ANSI Standard 42 Certified (certified for material requirements only)
Compatibility & Applications
- Listed as a drinking water filter cartridge for under-sink/point-of-use filtration, and the manufacturer lists it for POU water dispensing applications.
- Must only be used where the manufacturer specifies this exact part number: 14-GCB1-10.
Installation & Operation Notes
- Installation should be performed by a qualified plumber/filtration installer (or an experienced homeowner), following the filtration system's service/installation manual.
- Manufacturer safety note: Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before or after the filtration system.
- Confirm proper fit and sealing per the housing/system instructions (the sources do not provide step-by-step installation instructions beyond general guidance).
Maintenance & Troubleshooting
- Manufacturer guidance: replacement cartridges have a limited service life - changes in taste, color, or flow are signals that cartridge replacement may be necessary.
- Review feedback commonly ties replacement timing to well-water conditions and typical multi-month service intervals depending on water quality.
Certifications & Compliance
- NSF/ANSI Standard 42 Certified (certified for material requirements only).
User Reviews & Q&A Summary
- Review themes commonly report noticeable taste improvement and good performance in whole-home or well-water setups with sediment/rust concerns.
- Many reviewers emphasize good pricing, fast shipping, and that the cartridges can be hard to find elsewhere.
- Several users describe repeat purchasing and typical service life measured in months, depending on water conditions.
- Fit-related feedback includes "as described" and "fit perfectly" experiences (including mentions of replacing associated sealing parts like an O-ring).