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Is Your A/C Just Blowin’ Hot Air?

  • Writer: Velocity Air A/C & Heating
    Velocity Air A/C & Heating
  • Jul 2
  • 3 min read

Tips for Beating the Texas Heat Without Losing Your Cool

Summer in Texas hits hard — and when your A/C decides to start blowing hot air, it hits even harder. One moment you're standing in front of a vent expecting sweet relief, and the next you're wondering whether your A/C is working or if you're just imagining it.


At Velocity Air A/C & Heating, we hear this complaint all the time, especially once temperatures reach “walking into a sauna” levels. Before you assume the worst (or stick your head in the freezer), here’s what to check and what it might mean.



DIY Checks Before You Panic (or Melt)

  1. Check Your Thermostat

Yes… really. You’d be surprised how often the thermostat gets bumped into the wrong mode. Make sure it’s set to:

  • Cool

  • Auto (not ON — that just blows air, not conditioned air)

  • A temperature lower than the room temp

Pets, kids, or even a sleepy homeowner can accidentally switch it to Heat. It happens.



  1. Replace the Air Filter

A dirty filter can choke airflow and make your system struggle to cool your home. Replace your filter every 1–3 months, more often if you:

  • Have pets

  • Cook frequently

  • Have allergies

  • Use your system heavily

Good airflow = better cooling.


person power washing a mini-split HVAC unit

  1.  Check Your Vents

Blocked vents make your home feel warm even when the A/C is technically running. Move any:

  • Furniture

  • Curtains

  • Rugs

  • Laundry baskets (yes, those too)

Make sure airflow can move freely.



  1.  Inspect Your Outdoor Unit

That big condenser outside needs room to breathe. Look for:

  • Grass, leaves, or weeds blocking airflow

  • Dirt and gunk on the coils

  • Items leaning against the unit

You can gently hose off debris from the coils — just don’t use high pressure.



  1.  Consider the Heat Outside

When it’s 100°F+ with Houston humidity, your system can only cool your home 20 degrees below outdoor temps. So if it’s 102° outside, 75–82° inside may be normal depending on insulation and system age.


That’s not a lack of refrigerant — that’s physics.



When to Call in the Pros for you A/C (AKA Us)

If you’ve tried the basics and you’re still sweating inside your own home, it may be time for professional help. Call a technician if:

  • Air is blowing but not cold at all

  • You hear grinding, squealing, or clunking

  • The system won’t turn on

  • You suspect a refrigerant leak

  • Your energy bills spike unexpectedly

  • Your unit is 10+ years old and declining

These symptoms usually point to deeper issues like:

  • Refrigerant leaks

  • Frozen coils

  • Faulty capacitors

  • Failing compressors

  • Blocked or damaged ductwork

  • Electrical failures

And those require trained hands — not YouTube.



One More Tip: A/CMaintenance Saves Money

Regular HVAC maintenance is to your A/C what oil changes are to your car. Skipping them leads to:

  • Higher energy bills

  • More breakdowns

  • Shorter system life

  • Hot-air surprises (the worst kind)

A seasonal tune-up catches small problems before they turn into expensive headaches.



Stay Cool, Houston. We’ve Got You.

You shouldn’t be sweating inside your own home — unless you’re doing yoga or chasing the dog. If your A/C is blowing hot air, a few simple checks might save you stress and money.

And when that’s not enough, Velocity Air A/C & Heating is here to bring the cool back. Fast.


Final Thoughts


At Velocity Air A/C & Heating, if you are having trouble with your HVAC system, our team is here to help. Whether you need routine maintenance, quick repairs, or a full system replacement, we will keep your HVAC running efficiently and safely, so your home stays comfortable no matter the Texas weather. We provide expert Houston HVAC repair services, Houston HVAC installation services, and Houston HVAC preventive maintenance to keep your system running smoothly and efficiently all season long. Velocity Air A/C & Heating is proud to provide Houston HVAC services, including maintenance, emergency repair, and installation, to the Greater Houston Area.

  

– Your friends at Velocity Air A/C and Heating


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