Routine maintenance packages are available for existing roof systems soon after a thorough audit via the roofing contractor. Business studies show that a proactive routine maintenance application can lessen the standard everyday living-cycle price of a roof to $0.fourteen per sq. foot. Picture courtesy of GAF. About two-thirds of homeowners http://www.regtechdirectory.com/united-states/yorkville/consultants/advanced-roofing-inc