HERS RATER DUCT TESTING & Air Balancing - State Licensed & Insured - We provide service to A/C Contractors, Builders and homeowners in Los Angeles, Orange, San Bernardino and Ventura Counties. Our fees are very competitave if not the lowest.

We also offer a free Infrared scan of 2 rooms that seem to be cold or drafty with each HERS rater duct leak test. The City or County inspectors require a HERS RATER Duct Leak Test when you have changed or added a furnace, coil or condenser. Also if you change or add more than 40 feet of ducting and live in a climate zone that requires HERS rater duct leak testing.