large tank air cooler

Crompton’s Optimus 80L ranks #3 in Amazon.in’s Desert subcategory with the strongest current sales in this roundup at over 997 units a month, while the Ozone 55L has by far the largest review base at over 17,704 reviews. This roundup covers four Crompton air coolers spanning a large desert-tank model, a well-reviewed mid-size desert model,…