San Marcos summers are no joke, and a struggling AC or a furnace that quits mid-January can make life miserable fast. Caldridge Services handles heating and cooling problems for homeowners who need real answers and reliable work — not guesswork. Ask about current scheduling availability and get your system running right.
San Marcos, TX
From routine upkeep to bigger repairs, here's how Caldridge Services helps homeowners around San Marcos. Pick a service to learn more, or reach out with your questions.
A struggling air conditioner on a hot San Marcos afternoon is no small problem. Caldridge Services diagnoses ac repair needs quickly—whether your system is blowing warm air, freezing up, making odd noises, or simply not keeping up. We trace the root cause rather than just treating symptoms, so your cooling system gets back to doing its job properly. Ask about current scheduling availability.
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Replacing an aging unit or setting up cooling in a new space? Proper hvac installation makes a real difference in comfort and monthly energy costs. Caldridge Services helps you choose a system sized right for your home, then handles the full installation so everything runs the way it should from day one. Ask about current scheduling availability.
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When your furnace stops working or starts acting up mid-winter, it disrupts everything. Caldridge Services handles furnace repair for a range of makes and models—identifying issues like ignition problems, blower failures, or inconsistent heat output. Getting to the actual cause matters more than a quick patch, and that's exactly the approach taken here. Ask about current scheduling availability.
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A new furnace is a long-term investment in your home's comfort. Caldridge Services walks you through equipment options suited to your space and budget, then completes the installation cleanly and correctly. Good heating and cooling starts with proper setup, and cutting corners at installation tends to cause headaches for years down the road. Ask about current scheduling availability.
Get helpHeat pumps handle both warming and cooling, which makes them especially practical in the San Marcos climate—but they do need regular attention to stay efficient. Caldridge Services services and repairs heat pump systems, diagnosing refrigerant issues, electrical faults, reversing valve problems, and more. If your heat pump isn't performing like it used to, it's worth having it looked at. Ask about current scheduling availability.
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The right thermostat—properly installed and configured—can make your hvac system noticeably more efficient and easier to manage. Caldridge Services installs programmable and smart thermostats, making sure the settings and wiring are correct for your specific heating and cooling equipment. A mismatched or poorly wired thermostat can cause bigger system problems, so getting this step right matters.
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Leaky or poorly routed ducts quietly waste energy and leave some rooms too hot or too cold. Caldridge Services inspects ductwork and can help identify gaps, blockages, or damage that's affecting your system's performance. Sealing and repairing ducts is one of the more overlooked parts of hvac maintenance, but it often makes a meaningful difference in comfort and efficiency.
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Scheduling a tune-up before summer heat or winter cold sets in is one of the smarter habits a homeowner can build. Caldridge Services performs seasonal hvac maintenance that covers filters, electrical connections, refrigerant levels, burners, and more—catching small issues before they turn into bigger repairs. Consistent maintenance helps your heating and cooling system run more reliably throughout the year. Ask about current scheduling availability.
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Caldridge Services is a San Marcos-based heating and cooling company focused on keeping homes comfortable through every season Central Texas throws at you. Whether your AC is blowing warm air in August or your furnace is making a noise you've never heard before, the team approaches each call with straightforward diagnostics and clear communication before any work begins. Furnace repair, heat pump service, HVAC maintenance — it all gets handled with the same practical, no-fuss attitude. The goal is simple: fix the actual problem, explain what was done, and leave your home in better shape than we found it. No upselling you on equipment you don't need, no vague explanations. Just reliable heating and cooling work from technicians who respect your time and your home.
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More than a quick fix — a thoughtful approach to your hvac and everyday comfort.
When your heating or cooling system stops working, waiting days for a callback isn't acceptable. Ask about current scheduling availability and we'll work to get a technician to your door as quickly as possible.
You'll know what's wrong, what fixing it involves, and what to expect before any work starts. No surprise charges and no confusing jargon — just clear, honest updates throughout the job.
Not every HVAC problem has a one-size-fits-all fix, and your home's setup is unique. Caldridge Services builds repair approaches around your specific system, budget, and comfort priorities.
Ductless mini-split systems have their own quirks, and not every technician knows them well. The team is experienced with mini-split diagnostics, installation support, and ongoing maintenance.
Call or send a request with your hvac issue, your address, and the best way to reach you.
Confirm current availability, talk through the details, and set up your appointment.
Your local pro assesses the issue, explains the estimate, and completes the approved work.
Caldridge Services works throughout San Marcos and regularly travels to surrounding communities across Hays County and beyond, including Kyle, Buda, Wimberley, and New Braunfels. Homeowners across the region count on us for everything from routine HVAC maintenance to urgent ac repair calls when a system goes down at the worst possible time. If you're not sure whether we cover your neighborhood, just reach out — we're happy to confirm availability for your area and talk through what you need.
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Here's what homeowners often ask before booking hvac service.
HVAC professionals commonly diagnose furnaces with heating, airflow, ignition, cycling, thermostat, and electrical problems.
Possible causes include thermostat problems, low airflow, dirty coils, electrical failures, refrigerant-related issues, or a malfunctioning component.
HVAC stands for heating, ventilation, and air conditioning.
Replacement may be considered when equipment becomes unreliable, inefficient, difficult to repair, or expensive to maintain.
Odors may be associated with dust, moisture, drainage issues, electrical problems, or other system conditions.
Possible causes include thermostat settings, ignition problems, airflow restrictions, electrical faults, or failing components.
Cleaning, adjustments, proper airflow, and correction of worn components can help equipment operate closer to its intended performance.
Check the thermostat and circuit breaker first. Electrical components, controls, safety switches, or internal system problems may also prevent startup.
Yes. Restricted airflow can reduce comfort and place additional strain on HVAC equipment.
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(737) 843-9208Serving San Marcos, TX1404 Clarewood Dr, San Marcos, TX 78666, USA, San Marcos, TX 78666
Availability24 hours a day, 7 days a week
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