We are specializing in ductwork, duct sizing, and duct layouts. We started HERS Rater Now after seeing all the poorly sealed duct systems. Our staff members have years of experience within the Air Conditioning Industry and are more than capable of meeting all of your HERS testing or air balancing needs. HERS Rater Now is dedicated to providing you with the highest level of service at low and affordable rates.? HERS Rater Now has worked with hundreds of contractors and home owners to meet their energy-saving needs by providing high-quality duct testing and air balancing services. Veterans and seniors always get 10% off. Stop duct leakage start breathing better, saving energy and money!