Fort Worth Air Conditioning Services

Name: Modern Air Services
Address: 7715 Harwell St,, Fort Worth, TX, 76108
Telephone: (817) 512-8321

50+ Years of Trusted AC Service, Backed by a Lennox Premier Dealer

Modern Air Services has served Fort Worth and the DFW Metroplex for more than 50 years, first as Ratterree Heat and Air and now under our 2023 rebrand. We’re a family-owned, veteran-owned company, and that structure means real accountability on every job. Our licensed, insured, and factory-certified technicians handle AC repair, installation and replacement, heat pumps, and preventative maintenance for both homes and businesses across Tarrant County. As a Lennox Premier Dealer, we install top-tier equipment with manufacturer-backed certified training behind every system we put in.

North Texas summers are unforgiving. From May through October, temperatures can climb past 100 degrees, putting sustained stress on every cooling system in the region. We offer same-day emergency AC service, free estimates on new installations, transparent pricing with no hidden fees, financing options, warranty coverage, and a satisfaction guarantee. When you call us, you’re talking to a local team that knows this climate and answers for its work. Se habla español.

Need dependable air conditioning service in Fort Worth? Call (817) 512-8321 or contact us online to request a free estimate. Se habla español.

Signs Your AC System Needs Professional Attention

North Texas’s long cooling season doesn’t give a struggling system much room to recover. Problems that might stay minor in milder climates tend to escalate quickly under sustained summer heat. Catching symptoms early typically costs less than an emergency breakdown in the middle of July.

Watch for these warning signs that it’s time to call a technician:

Warm air from vents even when the thermostat is set correctly, which can indicate low refrigerant, a failing compressor, or airflow restrictions
Weak or restricted airflow throughout the home, often caused by a clogged filter, blocked ducts, or a failing blower motor
Unusual grinding, squealing, or banging sounds during operation, which signal mechanical wear that worsens without service
Short-cycling: the system turning on and off rapidly without completing a full cooling cycle, which strains the compressor and drives up energy use
Moisture or water pooling near the indoor unit, which may point to a blocked condensate drain or a refrigerant issue
Unexplained spikes in monthly energy bills without a change in usage habits, often the first sign a system is losing efficiency

Contact Us Today

At Modern Air Services, we're always ready to take your call! Give us a call at (817) 512-8321 or fill out the form below to contact one of our team members.

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Reliable Comfort. Year-Round Confidence. Learn About Our ModernCare Plan

At Modern Air Services, our family-owned team keeps your heating, and cooling systems running smoothly with proactive maintenance, priority service, and dependable care—so you can enjoy worry-free comfort in every season.

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Fort Worth AC Services for Homes & Businesses

We handle the full range of air conditioning work, from diagnosing a struggling system to installing a new high-efficiency unit built for North Texas conditions. Whether you need a fast repair, a full system replacement, or a heat pump evaluated for your home, our technicians arrive ready to assess honestly and work efficiently.

Our air conditioning professionals can assist you with:

We work with both residential and commercial customers, and our ModernCare Preventative Maintenance Agreement is available for property owners who want proactive, scheduled service rather than reactive repairs.

Why Fort Worth Homeowners Choose Modern Air Services

We compete on local knowledge and personal accountability built over five decades of continuous service in this market.

Our Credentials & Ownership

As a Lennox Premier Dealer, we provide access to Lennox’s top-tier equipment and complete our installations under manufacturer-backed certified training requirements. That credential isn’t just a badge. It means the equipment we install meets the quality and performance standards Lennox requires of its highest-tier dealers.

Being family-owned and veteran-owned shapes how we operate day to day. There’s no corporate layer between you and the people responsible for your comfort. When something isn’t right, there’s a real owner accountable for addressing it.

What You Can Expect From Every Job

Transparent pricing with no hidden fees or unnecessary upsells
Free estimates on new system installations
Financing options to make replacement and larger repairs accessible
Satisfaction guarantee and warranty coverage on every job
Same-day and 24/7 emergency service, including weekends
Bilingual service: Se habla español

ModernCare Preventative Maintenance Agreement

The ModernCare plan is built for homeowners and businesses that want scheduled protection instead of emergency calls. We handle the scheduling and reach out to you. No reminders to set and no appointments to track.

ModernCare plan benefits include:

Automatic bi-annual inspections: we call you when it’s time, so nothing gets missed
Discounted diagnostic fees: $69 during regular hours and $119 after hours
10% off all repairs throughout the plan year
Priority scheduling for unscheduled service, within 48 hours whenever possible
Standard filters included at every maintenance visit
Discounts on specialty filters, including Honeywell, AB, 700SG, RP213, and comparable models
$100 annual equipment credit toward new equipment for every consecutive year the agreement is maintained, with no maximum limit

Preventative AC Maintenance for Fort Worth Homes & Businesses

Proactive maintenance is a cost-effective way to protect your cooling system before North Texas heat does its worst. During a professional tune-up, our technicians inspect the full system, clean key components, check refrigerant levels, and identify wear on parts like capacitors, blower motors, and refrigerant line connections before those issues escalate. A well-maintained system can hold its rated efficiency longer and is less likely to fail on a 103-degree afternoon in August.

We recommend at least one professional AC maintenance visit per year, scheduled in the spring before peak season arrives. Homes with older systems, multiple indoor pets, or high dust exposure benefit from biannual service. Fort Worth’s May-through-October cooling season puts sustained pressure on lightly serviced equipment. Regular maintenance can help preserve system lifespan and can help satisfy manufacturer warranty requirements that mandate annual professional service.

Customers who want proactive, automatic scheduling can enroll in our ModernCare Preventative Maintenance Agreement. Full plan details are on the ModernCare page.

Whether you’re dealing with an unexpected breakdown, planning a system upgrade, or ready to schedule routine maintenance, call (817) 512-8321 or contact us online to book your appointment today.

SEER Ratings & Energy Efficiency in North Texas

SEER (Seasonal Energy Efficiency Ratio) measures how efficiently a central air conditioning system converts electricity into cooling output. A higher SEER rating means lower operating costs over the course of a cooling season. In North Texas, where AC systems run heavily for five or more months each year, the long-run savings from a higher-efficiency unit can be greater than in a shorter cooling season.

Two factors beyond the equipment itself have an outsized impact on real-world efficiency. First, proper system sizing: a unit matched to your home’s square footage, insulation level, and duct layout runs at its designed efficiency. An oversized unit short-cycles through incomplete cooling runs, while an undersized one runs almost continuously. Both conditions drive up energy costs and accelerate wear. Second, regular maintenance: cleaning coils, verifying refrigerant charge, and testing electrical components helps a system sustain its rated SEER performance over time rather than degrading year over year.

If your utility bills have been climbing without a clear reason, an aging or low-efficiency system may be the cause. Our technicians can assess whether repair, maintenance, or replacement makes the most sense for your situation and budget.

10% OFF HVAC Repairs
Sign up for our HVAC Maintenance Plan and get 10% off all repair services, plus priority scheduling and seasonal tune-ups! Ongoing (For Maintenance Plan Members Only)
Valid Feb 23, 2026 - Feb 23, 2030
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Hear From Our Happy Customers

We have been Modern Air customers for many years
“I offer the highest recommendation possible for both their Plumbing Department and their A/C Services.”

- Roger D.
Great customer service
“He fixed the problem quickly, explained the problem and gave tips on future issues to watch for.”

- Mark H.
Thanks, everyone at Modern Air!
“They were live-savers, especially since my wife has an autoimmune disease that reacts badly to the heat.”

- Steve E.

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We're Not Comfortable Until You Are

At Modern Air Services, we are here to help you. Experience the difference of personalized care and expertise that sets us apart. Contact us today to get started.