MarQ by Flipkart Mini Opel 12L RO & UV & CU Guard & Alkaline & Mineral Water Purifier Price starts at Rs. 4,999. The lowest price of MarQ by Flipkart Mini Opel 12L RO & UV & CU Guard & Alkaline & Mineral Water Purifier is at Flipkart. MarQ by Flipkart Mini Opel 12L RO & UV & CU Guard & Alkaline & Mineral Water Purifier is not available in other online stores. MarQ by Flipkart Mini Opel 12L RO & UV & CU Guard & Alkaline & Mineral Water Purifier is available in White colours across various online stores in India.