Now, a cooler for your terrace

What is it? It is an outdoor cooling system, called Harley Masterkool, that uses micro particles of water to absorb heat from the atmosphere that it then uses as energy for its own evaporation.

Does it work? Well, it reduces the ambient outdoor temperature in a given area by 5-10 degree Celsius. It also repels mosquitoes and other insects.

Where can it be used? It is designed for open areas of up to 750 sq. m. The main application areas are hotels, restaurants, factories, workshops, shopping malls and multiplexes. Smaller units are also available for private terraces, lawns and small open spaces.

How much does it cost? They range from Rs 75,000 for a machine that covers an area of 50 sq. m. to Rs 4.5 lakh for machines that cover areas of 750 sq. m.

And where is it available? It is being marketed in India by F. Harley & Co. (www.harleygrp.com).

— Manu Kaushik