Ridge ventilation system which are very easy to install and economical. Industrial Ventilators are in high demand in industries because they make the environment clean by removing all the harmful pollutants. These industrial ventilators and rooftop ventilators in Bangalore reduce and winter moisture damage and cuts air conditioning cost. These have Teflon self lubricated bearing to ensure durability and friction free turning. Helps prolong life of insulation, shingles, RoofTop Ventilators material and rafters.