Including filter system and high-performance 4:2 FTS filter.
4:2 FTS is one of the PFAS chemicals that can travel through the environment and turn up in drinking water. In Malone homeowners typically hear about it from a utility notification, a private well test, or during a real estate inspection. You won’t see or taste 4:2 FTS, but many families in this area prefer to limit exposure and feel confident about water used for cooking, drinking, and bathing. Starting with a treatment plan built to reduce PFAS — not just remove sediment or improve taste — is the right first step.
Because 4:2 FTS belongs to the broader PFAS group, it’s often mentioned alongside other fluorinated compounds even when it’s the specific contaminant noted. Typical carbon taste filters, water softeners, and sediment cartridges aren’t guaranteed to remove PFAS reliably. The best strategy for Malone homeowners is to protect the whole house where the water service comes in so every tap and appliance is covered, rather than depending solely on a single under-sink unit for reassurance.
To reduce 4:2 FTS at the whole-house level, the most effective single option is a high-capacity granular activated carbon (GAC) system sized and configured specifically for PFAS removal. Activated carbon can adsorb many PFAS compounds, but success depends on having sufficient carbon volume and enough contact time as water moves through the tank. That’s why a full-size tank-based or backwashing GAC unit is usually preferred over small inline cartridges when your goal is meaningful, home-wide reduction—proper sizing also extends media life and keeps performance steady between services.
A whole-house GAC filter is mounted on the main water line so showers, faucets, laundry and kitchen water all receive treatment. These systems are commonly paired with a sediment prefilter to protect the carbon bed from clogging and channeling. For 4:2 FTS and similar PFAS, ongoing maintenance matters because exhausted carbon won’t continue to adsorb contaminants effectively. Mr. Pure Water can work with Malone homeowners to size and select the right GAC system for local flow requirements and water conditions, then keep it maintained for dependable, house-wide protection.