Ecofriendly cooling system Roof ventilators

Global warming has hit the world badly with heat waves increasing day by day. This summer has been terrible in most cities and running A/C or cooler throughout the day is definitely not a cost-effective solution. For more information visit: http://www.sriramanaenterprises.in/roof-ventilator.php Follow us: https://www.facebook.com/sriramanaenterprises.in/ Follow us: https://plus.google.com/u/0/+SriramanaenterprisesIn