Are you looking for someone who can diagnosis your AC/HVAC and can give you the second opinion in San Antonio, Sherlock Homes AC/Heating and Air are the ones you can count on. We are experts in the maintenance and troubleshooting of your commercial as well as residential Air conditioners. If our written diagnosis of Commercial Air Condition, Residential Air Condition is wrong we will pay back what you paid plus fix it right. We have some of the highest trained techs that we guarantee can accurately diagnose and repair any problem, no matter how peculiar. Call us for an appointment. *up to $500 refund for repairs less than $500; $500 credited towards repairs greater than $500.