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Which is the best RO water purifier in India?
Do these brands offer any after-sales services or warranties?
Yes, these brands offer good after-sales services and warranties to ensure customer satisfaction. Kent RO, for example, has a 1-year warranty and provides AMC services for regular maintenance. Aquaguard RO also offers a 1-year warranty and has a network of service centers across India for prompt support. You can check their websites for detailed information on after-sales services and warranty terms.