Home Ultrasound Therapy Explained. Home ultrasound therapy refers to the use of an ultrasonic unit at home for the.utic pain relief. Ultrasound therapy stimulates the tissue under the skin’s surface with very high frequency ultrasound waves that cannot be heard by humans..Does a freon leak mean I must get a new home AC unit? Can’t I just get the leak fixed? A PSE G technician was at my house to charge the freon in my AC..HomeAdvisor’s Air Conditioning Cost Guide lists price information on installing a new A C unit, as reported by HomeAdvisor customers..NOTE If you have multiple AC unit on your home, you can use the same square footage estimator based on how much area each unit covers. Your install contractor will verify during the job site inspection that you have ordered the correct tonnage, andist with any necessary correction to your order prior to installation..