Hablamos Español
TMerlo Air & Heating LLC logoTMERLOAIR & HEATING LLC(832) 388-9489 Let's talk comfortHablamos Español

SPRING, TEXAS / FAMILY-OWNED HVAC

Better air.
Better days.Comfort for the whole family.

AC not keeping up? Planning a new system? Get thoughtful heating and cooling service from a local family that cares about yours.

Call (832) 388-9489
✳ Residential & light commercial / Texas licensed
Metallic TMerlo emblem with flame and snowflake
Texas license TACLA156677EResidential & light commercial

HOW WE CAN HELP

A solution for
every kind of comfort.

Start with what your home needs. Open a category to see the services we offer.

01 / RESTORE
✳

Repair &
diagnostics.

AC & heating repair, diagnostics, and the details that make a system work.

See repair services +
  • AC & Heating Repair
  • HVAC Diagnostics & Troubleshooting
  • Emergency HVAC Repair
  • Blower Motor & Electrical Repairs
  • Capacitor, Contactor & Relay Replacement
  • Refrigerant Leak Diagnosis & Refrigerant Service
  • Evaporator & Condenser Coil Service
  • Compressor Replacement
  • Condensate Drain Cleaning & Repair
02 / UPGRADE
⊕

Installation &
upgrades.

Thoughtful installations matched to your space, priorities, and budget.

See installation services +
  • New HVAC System Installation
  • Mini-Split Installation & Repair
  • Thermostat Installation & Replacement
  • Zone System & Damper Installation & Repair
03 / OPTIMIZE
≋

Maintenance &
airflow.

Better airflow, proactive care, and attention to the air you breathe.

See maintenance services +
  • Preventive Maintenance / Tune-Ups
  • Airflow Testing & Balancing
  • Ductwork Installation & Repair
  • Duct Replacement & Modifications
  • Supply & Return Plenum Replacement
  • Indoor Air Quality Improvements
Not sure where to start? Let's talk.

OUR WORK

Real homes.
Care in the details.

A few recent projects, photographed by our team. Select a photo for a closer look.

IN THE FIELD / 11 PHOTOS

Let's talk about your project

THE PEOPLE BEHIND THE WORK

Our family.
Here for yours.

The TMerlo familyAIR & HEATING LLC
&

Personal care.
Clear answers.

We're a family owned business with a simple belief: taking care of a home starts with taking care of the people in it.

We listen, explain your options, and take care with the details so you can feel confident about the next step.

Family at the centerClarity at every stepCare in the details

SYSTEMS & SMARTER COMFORT

The right system.
For your home.

We install budget-friendly equipment and well-known brands, including Mitsubishi Electric and Trane. Explore the options below.

MITSUBISHI ELECTRIC

A little space.
A lot of possibility.

Bring heating and cooling to the rooms that need it. A wall-mounted mini-split offers a focused comfort solution for additions, home offices, and other spaces.

Talk mini-split installationFeatured: MSZ-GS wall-mounted indoor unit
ROOM-BY-ROOM COMFORT
Mitsubishi Electric MSZ-GS wall-mounted mini-split with open air outlet
MITSUBISHI ELECTRIC / INDOOR UNIT

Equipment shown is illustrative. Model selection and availability are confirmed during your consultation.

Smart Home
integrations

Comfort, connected.

Smart thermostat installation, app control, and schedules that fit your routine. We'll help check compatibility with your HVAC system.

LOCAL WEATHER

Local weather details
Humidity
—%
Wind
— mph

National Weather Service · Houston Intercontinental station ↗

Spring, Texas

OUTDOOR TEMPERATURE
—°F

Checking local conditions…

Google Nest Polished Gold

FINANCING AVAILABLE

A little more
room to breathe.

Explore financing options through Acorn Finance for your heating and cooling project.

Apply for financing

Opens Acorn Finance in a new tab.
Financing is subject to lender approval and terms.

FROM OUR CUSTOMERS

Good work. Kind words.

Read what our customers have to say.

CUSTOMER REVIEWS

More stories. More reasons to feel at home.

Open reviews in a new tab

WHAT HAPPENS NEXT

Getting comfortable
starts with a conversation.

A clear process, from your first call to the work your home needs.

01

Tell us what you need.

Tell us what's happening, what matters to your household, and what you'd like to improve.

02

Understand your options.

We evaluate your system and explain the repair, maintenance, or replacement options.

03

Choose your next step.

Together, we choose a practical next step for your comfort, your space, and your budget.

READY WHEN YOU ARE

Let's talk
comfort.

(832) 388-9489Call TMerlo

Need HVAC help? Call to discuss your system and current availability.

Hablamos Español

Text us: (832) 666-9594

Our work

A WARM WELCOME FROM TMERLO

New here?
Your diagnostic
is on us.

Get a free HVAC diagnostic as a new TMerlo customer. Let's find out what's going on with your AC or heating system and talk through your next steps.

New customers only. Fill out the form to request your appointment.

Or text (832) 666-9594

LET'S GET YOU COMFORTABLE

Schedule service.

Tell us a little about your home and what you need. We'll reach out to discuss the next step.

Fields marked * are required. Hablamos Español.

Your information is sent to TMerlo through Formspree to respond to this request. An appointment is confirmed only after we contact you.

Need urgent HVAC help? Call (832) 388-9489.

YOUR COMFORT, EXPLAINED

Frequently Asked Questions

Answers to common questions about keeping your home comfortable with TMerlo Air & Heating.

What services does TMerlo offer?

We provide AC and heating repairs, system installations, preventive maintenance, mini-split service, ductwork repairs, airflow improvements, and HVAC diagnostics—for homes and light commercial properties.

Do you service businesses as well as homes?

Yes. We provide residential and light commercial HVAC services, including repairs, maintenance, diagnostics, and system installations.

Do you offer emergency HVAC repairs?

Yes. If your AC or heating stops working, call (832) 388-9489 to check our earliest availability for emergency service.

Do you offer a free diagnostic?

Yes! New customers can request a free diagnostic through our website. Select “” and fill out the form to request your appointment.

How do I request service?

Fill out our website’s , call (832) 388-9489, or text (832) 666-9594.

What information should I include in my service request?

Include your contact details, ZIP code, the service you need, and a brief description of the problem. Helpful details include when it started, which rooms are affected, and whether it happens constantly or occasionally.

Can I send pictures before my appointment?

You can text us at (832) 666-9594 about photos of your equipment or the issue. The online service request form collects your contact details and a description of the problem.

How should I prepare for a service visit?

Make sure the thermostat and indoor and outdoor equipment are accessible. Have any questions or details about the problem ready, and keep pets comfortably away from the work area.

What if I don’t know what’s wrong with my system?

You don’t need to diagnose it yourself. Tell us what you’re experiencing—warm air, unusual noises, uneven temperatures, or a system that won’t turn on—and we’ll investigate the cause.

Should I repair or replace my HVAC system?

That depends on your system’s condition, repair needs, and how well it keeps your home comfortable. We can evaluate your equipment and explain your options so you can make an informed decision for your family and budget.

Does a broken component mean I need a whole new system?

Not necessarily. We handle individual component repairs and replacements, including motors, capacitors, contactors, coils, and compressors. A diagnostic helps determine the appropriate next step.

Can I schedule maintenance even if my system is working?

Absolutely. Our preventive maintenance and tune-up services help keep your equipment running properly and identify issues before they become bigger problems.

Can you help if some rooms are hotter or colder than others?

Yes. We offer airflow testing, balancing, ductwork repairs, and zoning diagnostics to help identify what’s causing uneven temperatures throughout your home.

Can you repair or replace my ductwork?

Yes. We offer duct repairs, replacement, modifications, and supply and return plenum replacement. We can assess your existing ductwork and explain what needs attention.

Do you install and repair mini-split systems?

Yes. We provide mini-split installation and repair, including help determining whether a ductless system is suitable for your space.

Can you install a new thermostat?

Yes. We install and replace thermostats and can help identify an option that works with your HVAC system.

Do you repair clogged AC drain lines?

Yes. We provide condensate drain cleaning and repairs. If you notice water collecting around your system, include that information when requesting service.

Can you check my system for a refrigerant leak?

Yes. We offer refrigerant leak diagnosis and refrigerant service to help identify the problem and determine the repair needed.

Can you repair a zoning system or damper?

Yes. We offer zone system and damper repairs. Let us know which areas of your home aren’t responding correctly to the thermostat settings.

Can you help improve my home’s indoor air quality?

Yes. We offer indoor air quality improvements and can assess your concerns to help identify options suited to your home and existing equipment.

Still have questions?

We’re here to help your family feel comfortable at home.

Call (832) 388-9489
or text (832) 666-9594