If your air conditioner isn’t working properly, Loos & Sons HVAC provides fast, reliable AC repair in Longmont and surrounding areas. We diagnose issues quickly and restore your cooling as soon as possible.

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Common AC Problems We Fix

  • AC not cooling properly
  • Warm air coming from vents
  • Strange noises or smells
  • System turning on and off frequently
  • Poor airflow
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Why Homeowners Trust Us for AC Repair

We diagnose the issues quickly and accurately — no guesswork
Honest recommendations with no upselling or pressure
Hands-on experience with Colorado’s hottest summers
A local, family-run company you can trust in your home.

AC Repair in Longmont & Surrounding Areas

  • Longmont
  • Boulder
  • Erie
  • Lafayette
  • Louisville
  • Niwot
  • Frederick
  • Firestone

Need AC Repair Today?

Call Loos & Sons HVAC for fast, dependable AC repair you can trust. We proudly serve Longmont and Boulder County with honest, reliable service.

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