
The MicroGuard Main Cartridge is the primary filtration component responsible for removing key contaminants. It targets chlorine, odor, taste, and organic compounds that affect water quality. Built for consistent performance, it supports both food safety and equipment protection. This makes it essential in maintaining reliable filtration across your system.
As the core filtration stage in the system, the MicroGuard Main Cartridge is designed to support the everyday performance food and beverage businesses rely on from their water filtration setup.
This cartridge serves as the primary treatment stage in the filtration process. That makes it one of the most important components in keeping your café or restaurant water system performing properly.
Its carbon block filtration media helps address common water quality concerns that can affect taste, odor, and overall clarity. This supports a better day-to-day water experience for food and beverage preparation and service use.
Replacing the main cartridge on time helps preserve the effectiveness of the full filtration setup. For café and restaurant owners, it is one of the most important steps in keeping the system dependable over the long term.
| Model | Cartridge Type | Flow Rate | Micron Rating | Capacity | Dimensions | Filtration Media |
|---|---|---|---|---|---|---|
| ACF5-MG | Main Cartridge | 2.5 GPM | 0.5 micron | 30,000 gallons | Ø80 x 515H | Carbon block |
Looking for the right replacement cartridge to keep your business’ filtration system performing reliably? Contact us today for product inquiries, replacement recommendations, or to place an order—CWS can help you find the correct MicroGuard component for your setup.

The MicroGuard MF Twin System is a dual-stage filtration solution designed for small cafés and food service setups with moderate water usage. It provides added filtration support compared to single systems, making it suitable for establishments managing multiple preparation areas and steady daily service. It supports consistent water quality across usage points.