Introduction

Your RO water purifier can only provide clean and healthy drinking water if its filters are replaced on time. Every filter has a specific lifespan depending on water quality and daily usage. Regular replacement keeps your purifier working efficiently and protects your family’s health.

1. Sediment Filter

Replacement: Every 6 Months

• Removes dust, sand, rust, and suspended particles.
• Protects the carbon filter and RO membrane.
• Replace sooner if the water is muddy or heavily contaminated.

2. Pre Carbon Filter

Replacement: Every 6–12 Months

• Removes chlorine, odor, and harmful chemicals.
• Improves water taste.
• Protects the RO membrane from chlorine damage.

3. RO Membrane

Replacement: Every 2 Years

• Removes dissolved salts, heavy metals, and impurities.
• Replace earlier if TDS remains high after filtration.
• Membrane life depends on feed water quality and maintenance.

4. Post Carbon Filter

Replacement: Every 12 Months

• Enhances taste and freshness.
• Removes any remaining odor before dispensing.

5. UV Lamp (If Available)

Replacement: Every 12 Months

• Kills bacteria and viruses.
• Maintains effective sterilization for safe drinking water.

Signs Your Filters Need Replacement

• Water tastes or smells different.
• Water flow becomes slow.
• TDS reading increases.
• Unusual noise from the purifier.
• Filter change reminder appears.
• It’s been over a year since the last service.

Filter Replacement Timeline

Conclusion

Replacing filters on time ensures your RO purifier delivers clean, healthy, and great-tasting water every day. Delaying replacement can reduce purification performance, increase maintenance costs, and affect your family’s health.