What is Filter life & AMC cost?
How often cartridges and the RO membrane are replaced, and what a service contract costs.
Short answer
Ask for the printed price list of each cartridge and membrane before buying.
Filter life & AMC cost when buying a water purifier
How often cartridges and the RO membrane are replaced, and what a service contract costs.
Why it matters: Filters are the real cost of ownership — often 30–50% of machine price every year.
Look for: Ask for the printed price list of each cartridge and membrane before buying.
Full Water Purifier buying guide