Roofing & Energy Contractor
Heating & Air Conditioning

You spend so much time in your home, so it should be the place you feel most comfortable. It also is your most valuable asset.

The iiirth team wants to help you improve your home’s air quality with HVAC solutions that will keep your home cozy as well as environmentally fit. Our team of well-trained and experienced technicians is ready to keep you cool in the hot Dallas summer and warm in the cool Texas winter.

Dallas, Texas HVAC Company

At iiirth, we take pride in looking after our environment by using energy-friendly products.

If your HVAC units are more than 10 years old, or if they are failing to keeping your home comfortable, you should have your home evaluated by an iiirth HVAC professional contractor.

When a unit is older, it’s probably not energy efficient. That means that it’s probably costing you money. It may be time to replace your HVAC system with a new unit. For premium efficiency, consider an Energy Star system.

We Care About You

and your home environment
Energy Star logo

iiirth has a vision and goal to not only provide you with HVAC comfort and efficient solutions but to improve the overall health of your home. This involves keeping atmospheric elements, pollutants, out of your home using the latest HVAC equipment and accessories. We want you to breathe easy. Our primary motivation is knowing that we improved the health of someone’s home, not because we are a business, but because that is what we believe in.

As a premier installer of energy efficient heating, air conditioning, and ventilation systems, we are dedicated to serving our customers with premier quality and excellent service. We provide TRANE and LENNOX systems along with other makes and models. At iiirth, we are homeowners too and we understand how overwhelming it can be to select a contractor for your home’s HVAC system.

You may have questions that need answers. iiirth has the answers you need to be sure you get a high-quality HVAC system that is efficient, within your budget and keeps your home’s air healthy for all who live there.

Our residential HVAC specialists have more than 30 years of combined experience and continuously receive training in the industry. They are experts and are helpful when advising homeowners on basic and complex HVAC systems. Our team is very knowledgeable regarding the choices of equipment iiirth carries. They can help you decide which system is best for you and your family.

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We believe that it's important to be available to our customers when they need us for
service and repairs.

If you are not in need of a new system but would like service or upgrades to improve the health of your home, our service technicians are well trained and professional. We offer many services ranging from routine services to emergency calls. We service all makes of HVAC systems. iiirth is here to help.

Let iiirth Give Your Home


Having your air conditioner or heater fail is frustrating. With iiirth as your HVAC company, you don’t need to panic. We build long-lasting relationships with our customer through trust, integrity and our personal touch. We are a family owned and operated business. Our goal is a personal relationship—not simply a transaction. We want you to have a healthy and comfortable home and we’re here to help you keep it that way. Contact us today to find out more about our residential HVAC services in your area.

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Residential HVAC technician