D-N-D Services

Dedicated to Comfort and Efficiency

D-N-D Services has been cooling and warming homes and businesses in Rockwall and surrounding areas since 1997. We specialize in comprehensive HVAC solutions, prioritizing comfort, efficiency, and affordability for our valued customers. Our team of certified technicians are passionate about exceeding expectations and ensuring your complete satisfaction with every project.

1. Reliable Repair & Maintenance

• Responsive and experienced technicians repair all major brands of air conditioners, furnaces, and heat pumps.
• Preventative maintenance plans ensure optimal efficiency and minimize the risk of costly repairs.
• Emergency services are available 24/7 for your peace of mind.

2. Expert Installations & Replacements

• Free assessments and accurate quotes for new HVAC installations.
• Cutting-edge technologies like high-efficiency systems and smart thermostats enhance comfort and reduce energy bills.
• Flexible financing options make comfortable payments a reality.

3. Comprehensive Services

• Indoor air quality solutions to banish dust, allergens, and odors.
• Professional duct cleaning for optimal airflow and efficiency.
• Comprehensive inspections and load calculations ensure optimal system sizing.

4. Value-Driven Solutions

• Competitive pricing and honest assessments.
• Flexible financing plans to meet individual budgets.
• Dedicated customer service with personalized attention and clear communication.

Our Vision

To empower our clients with reliable, affordable, and sustainable HVAC solutions, fostering comfort, enhancing efficiency, and protecting their investments.

Contact us today to schedule a consultation and discover the D-N-D Services difference. We are committed to exceeding your expectations and becoming your trusted partner in achieving optimal indoor climate control.