Air Conditioning & Heating Repair Rockwall | New Installations | Commercial HVAC Maintenance

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Air Conditioning Repair & New Systems  Rockwall | Rowlett | Heath | Plano | Mesquite | Garland | Greenville 


           Our convenient financing options give you budget flexibility to get the reliable energy efficient comfort you are looking for,
*subject to approved credit

About Us

Air conditioning repair and heating repair |serving Rockwall and surrounding areas since 1997

Meet DND Services Experts

Air conditioning repair and heating repair | serving Rockwall and surrounding areas since 1997.
Providing quality ac and heating repair, inspections, maintenance, duct replacement and installation, duct  cleaning, commercial hvac, premier experience with foam insulated homes,  are just a few of the reasons D-N-D Services is proud to be at the top of the good contractors list.
For all of your HVAC needs or concerns… air conditioning and heating repair services, new systems, quotes, and old system inspection or evaluations, we have you covered.

Exceeding expectations with Service

We are a heating and air conditioning repair service company foremost, for all brands. We aim to exceed your needs and concerns. We do it by having a genuine concern for our customer’s needs and sending our service repair technicians routinely to Factory Training classes.  Service technicians are NATE certified and  D-N-D Services has an A+ rating with the Better Business Bureau and a Texas licensed HVAC contractor. DND Services is authorized to work on all brands of HVAC equipment, Including Carrier, Trane, Lennox, Bryant, Goodman, Frigidaire, Maytag, Coleman, Nordyne, and York.  If you do need a new air conditioning or heating system, we are proud of our air conditioning equipment installations and you will receive an honest quote for a new heating and air conditioning system.

Rockwall Air Conditioning Heating Repair Service

D-N-D Services is a full-service heating and air conditioning repair service company. We offer specialized services and repair to both the residential homes and the commercial market in Rockwall including Rowlett, Heath, Sunnyvale, Mesquite, Garland, Greenville, Sulphur Springs, and Dallas with surrounding areas. We provide service and repair for heating and air conditioning equipment, replacement of existing HVAC systems,  load calculations, duct cleaning and more.

Residential energy efficient audits on equipment and ductwork including professional manual J load calculations, duct leakage assessment, duct replacement and indoor air quality are services we provide many other HVAC contractors do not.

HVAC Commercial Services include full service and repair of all heating and air conditioning equipment and quotes on new replacement systems. DND Services is proud to offer customized commercial hvac maintenance agreements to meet your needs.

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(972) 771-9898

Working Hours

Monday- Friday: 9:00am-5:00pm

Saturday: 9:00am-3:00pm

Proudly providing quality workmanship and customer service in heating, ventilation and air conditioning industry (HVAC) since 1997