Whole House Water Filter: lifespan, maintenance and replacement

Typical lifespan: 5–15 years (about 10 years).

Maintenance schedule

• Replace sediment pre-filter — Every 3–6 months
• Replace main filter cartridge — Per manufacturer schedule
• Check pressure gauges — Monthly
• Sanitize filter housing — Annually

Signs it needs replacing

• Significant pressure drop
• Water tastes or smells off
• Sediment in water despite filter
• Housing cracked or leaking
• System over 10 years old

Tips

Track filter change dates. Most cartridges are rated by gallons, not just time.