Get your Air Conditioning or Heating System Serviced FREE!! To thank our valued customers for referrals, Dial One Mears Air Conditioning and Heating will give you a $25 credit for each new customer you refer to us that schedules service on their air conditioning and heating equipment. We will also give your referral $25.00 off their first service call. Just have them tell us when they call for service you referred them. We will then credit your account and send you a certificate you can use the next time you need service on your air conditioning or heating system. You can also e-mail us yours and your referrals information to: Service@mearsac.com.