Profile Kellyt Roatbinson Manager Air Master Heating / AC Repair Phoenix Looking for air conditioning technicians in Phoenix? Air Master Heating / AC Repair Phoenix provide excellent service around the clock! Contact us for emergency response. Last activity: on 15/09/2017 Joined: on 15/09/2017 http://www.airmasterheatingacrepairphoenix.com Design quotient Earn DQ points by participating in a challenge. What are (DQ) Points? DQ points are a measure of your contributions, they correspond to how active you are in the Research, Ideas and Evaluation phases of a challenge.