Frequently Asked Questions


Is your company licensed and bonded?

Yes, our contractor’s license number is TACLA26830E, E-29618 and M-37893.

How long has Devard’s been in business?

Devard’s has been in business since 1968. Our goal is to provide our customers with competitive pricing, speedy service, and above all, to treat our customers fairly. Devard’s has since grown to become one of the most respected air conditioning companies in North Dallas.

How does Devard’s define “Customer Satisfaction”?

Customer Satisfaction is… the feeling that a product or service has met or exceeded the customer’s expectations.

Why is it so important for Devard’s to keep our customers satisfied?

We get hundreds of new customers each year who have been recommended to us through satisfied acquaintances, friends and family members. Besides, it just makes good business sense. We at Devard’s just think it’s the right thing to do!

How can I lower my electricity bill?

A few recommendations are:

  1. Have your system checked every spring and fall

  2. Replace filters regularly

  3. Set thermostat to 77 degrees or higher if possible

  4. Keep outdoor condenser coils clean, unobstructed, and shaded if possible.

  5. Recommended space around condenser is MINIMUM 24″ around front and sides, and MINIMUM 12″ on back.

  6. Top of unit must have a MINIMUM clearance of 6′.

What’s included in our maintenance service?

Devard’s ESA includes:

  1. Two semiannual visits (spring and fall)

    • Cleaning of outside compressor

    • Testing compressor and outdoor fan motor

    • Testing refrigerant levels (permitted outside temp. >65 degrees)

    • Oil fan motor (if applicable)

    • Check operation of relays and starting components

    • Tighten electrical connections

    • Test gas furnace for correction sequence

    • Check for gas leaks at furnace

    • Check heat exchanger for cracks

    • Test burners for proper ignition

    • Test heating safety controls

    • Monitor exhaust venting

    • Test heat strips (electric heat)

    • Testing of air temperatures

    • Clean evaporator coil (if accessible)

    • Check air filter (replace if necessary at additional charge)

    • Clear condensate drains

    • Check duct work condition and sealing of minor air leaks

    • Check thermostat operation

  2. 15% discount on all repair services (includes labor and materials) 5% off major equipment replacement

  3. Priority customer service

  4. 24-hour emergency service

  5. Agreement is transferable

  6. No Overtime Charges

What brands do you carry?

While Devard’s works on all brands, we choose to carry Trane equipment for all our new installations. We are able to procure different brands for specific applications, but Trane is our primary equipment choice due to its reputation and reliability. Also, Trane offers one of the best manufacturers warranties in the industry.