HVAC & Plumbing Services in The Dominion, TX

Reliable heat, AC, and plumbing can keep your family comfortable and safe year-round. If your HVAC or plumbing is malfunctioning or utility bills are suddenly increasing, we can help.

For over 50 years, Comfort-Air Engineering and Primo Plumbing, Inc. has provided top-rated plumbing, AC, and heating services. Family-owned and -operated, our background-checked technicians are trustworthy, friendly, and will clean up after themselves.

No matter your home service needs, our team can exceed your expectations through superior services at an honest, upfront price.

Schedule same-day service in The Dominion by calling Comfort-Air Engineering at (210) 494-1691.

AC Services

Combating sweltering summer temperatures while keeping energy costs low is a top concern in Texas. Comfort-Air Engineering offers comprehensive AC services to keep your home cool, including:

  • AC repair: With the latest tools and equipment, our team offers top-rated air conditioning repairs. 
  • AC maintenance: Rely on us for routine air conditioning tune-ups to extend your system’s life span and reduce utility and repair costs. 
  • AC installation: Is it time to install a new air conditioner? Our team makes the installation process seamless.
  • AC replacement: Replace your AC and lower cooling costs by 20% to 30%.

Schedule AC services in The Dominion, TX, by calling Comfort-Air Engineering at (210) 494-1691 today.

Heating Services

A reliable heating system is essential for mild winter nights in Texas.

Our heating services include:

  • Heating repair: Our team can repair heat pumps, furnaces, boilers, and other HVAC systems.
  • Heating installation & replacement: If a heating repair is not economical, our expert installations and replacements might be the answer. With flexible financing terms, we’ll keep the heat on.
  • Heating maintenance: Some homeowners mistakenly overlook preventative care, but it can extend your heater’s life span and improve its performance. Schedule a tune-up with us in the fall for optimal heating all winter.

Sign up for our HVAC Platinum Protection Plan for exclusive savings and perks like twice-a-year inspections, 5% discounts, and no trip or overtime charges.

Contact the Comfort-Air Engineering Team at (210) 494-1691 to request a quote.

Indoor Air Quality Services

Indoor air quality can significantly impact your health and comfort. If your family suffers from allergies or breathing disorders, schedule service with our team to remove irritants and pollutants like dust, dander, bacteria, mold, and germs from your air.

We’ll help you and your family breathe clean and fresh air with our indoor air quality solutions, including air filtration systems, dehumidifiers, and filters.

Engineering Your Comfort for Life

Speak with one of our experts today

Plumbing Services

Whether you have a clogged drain, leaky faucet, or backed-up sewer, our plumbing technicians will resolve the problem.

Our plumbing services cover your entire home, from the kitchen to the bathroom. Turn to our team for:

  • Emergency service: We know some plumbing problems can’t wait. When you need emergency plumbing repairs, you can count on us.
  • Water heaters: We offer comprehensive repairs, maintenance, and installations for various water heater models.
  • Tankless water heaters: Whether you want to upgrade to a tankless model or need your current system serviced, we can help.
  • Leak detection: Our plumbers can find even the most minor leak and resolve it promptly.
  • Drain cleaning: Dealing with stubborn clogs? Turn to us for prompt, effective solutions.
  • And more

Contact Primo Plumbing, Inc. at (210) 494-1691 to schedule plumbing services in The Dominion, TX.

Why Choose Us?

Comfort-Air Engineering and Primo Plumbing, Inc. is your one-stop shop for all your home service needs. Over the years, we’ve built a reputation for delivering top-notch heating, cooling, and plumbing services in The Dominion and surrounding areas.

Backed by a 100% satisfaction guarantee, you can have peace of mind when we’re on the job.

Schedule an appointment in The Dominion, TX, by calling (210) 494-1691.

financing available

  • Buy Now – Pay Over Time
  • convenient monthly payments
  • Quick Credit Decisions


  • Bi-annual/planned maintenance
  • Priority Service Call and Scheduling
  • Discounts on Parts & Labor

Why Choose Us

Engineering your comfort for life
  1. Excellent Customer Service & Experience
  2. High and Known Reputation - 5-Star Reviews
  3. Full Transparency - Upfront Pricing and Satisfaction Guarantee

At Our Company, customer satisfaction is our number one priority. Our highly regarded reputation, backed by five-star reviews, stands as a testament to our outstanding service. Plus, you can rest easy knowing you'll always be kept in the loop and have access to upfront, transparent pricing along with our satisfaction guarantee.