Answers to Common Heating & Cooling Questions from 3M Refrigeration

Have questions about your HVAC system? We’ve got answers. Below are the most common things our customers ask — from repairs and installations to maintenance plans and emergency service.

A/C & Cooling FAQs

  • How do I know if my AC needs to be repaired or replaced?

    If your AC is more than 10–15 years old, constantly breaking down, or not cooling efficiently, it might be time to consider a replacement. We’ll always inspect it first and give you honest advice.

  • Do you offer same-day AC repair?

    Yes! We work 7 days a week and offer extended hours to get your AC fixed fast — often the same day you call.

  • What brands do you install or work on?

    We service and install most major HVAC brands, including Carrier, Trane, Lennox, Goodman, Rheem, and more.

Heating FAQs

  • My heater won’t turn on — what should I do?

    First, check your thermostat settings and breaker. If everything looks right, give us a call. We’ll troubleshoot and get your heat working quickly.

  • Can you replace old gas furnaces with electric systems?

    Yes, we can help you switch systems if needed and will walk you through the pros and cons of each option for your home.

  • Do you offer heating service in the winter?

    Absolutely. We’re open every day from 8 AM to 9 PM — even during the coldest months of the year.

Maintenance & General HVAC FAQs

  • How often should I schedule HVAC maintenance?

    We recommend a tune-up at least twice per year — once in spring (for AC) and once in fall (for heating). Regular maintenance keeps your system efficient and helps prevent costly repairs.

  • Do you offer maintenance plans?

    Yes. Our HVAC maintenance plans include full system checkups, priority scheduling, and discounts on repairs. It’s the easiest way to protect your system year-round.

  • Will you provide pricing before starting work?

    Yes. We offer flat-rate, upfront pricing so you always know the cost before we begin. No surprises.

Service & Location  FAQs

  • What areas do you serve?

    We proudly serve Sulphur Springs and surrounding towns including:

    Mount Vernon, Winnsboro, Cooper, Sulphur Bluff, Greenville, and Commerce.


  • Are you a licensed HVAC company?

    Yes, we are fully licensed and insured in the state of Texas. You can trust our certified techs for safe, professional service.

đź“ž Still Have Questions?

No problem — we’re happy to help. Call us at (903) 348-8000 or contact us here and we’ll get you the answers you need.