Oklahoma summer storms knock out power and send surges through your AC. Here's what to do after an outage, and how to protect the system.

"Every 90 days" is the answer on the box, and it's wrong for most Oklahoma homes. Here's how often you actually need to change your filter, and why.

Cottonwood, red dirt, and grass clippings cake an Oklahoma condenser fast. Here's what that buildup costs you, and how to protect the outdoor unit.

AC completely dead, or fan running with no cold air? Those are different problems. Here's how to tell them apart and what to check first.

Here's the part most homeowners never hear: AC refrigerant is not consumed. If you are low, you have a leak. Here's how to spot it.

Ductless or central air? The right answer depends less on which is "better" and more on the problem you are actually trying to solve.