ac unit blowing hot air

Why Is My AC Blowing Hot Air?

April 24, 2026

It’s the first really hot day of summer in Oregon City when the floor fans and the open windows just don’t cut it anymore. You head over to your thermostat and select “air conditioner” and wait for that refreshing icy air to start blowing out of your vents. When you check a few minutes later, you feel only hot air. Why?

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Children comfortably doing homework and playing on tablet, while mother researches air scrubber installation in Portland, Oregon.

What Are Air Scrubbers?

April 10, 2026

These days, you cannot help but think more about killing germs, staying healthy, and paying a little extra attention to personal hygiene.

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A rusty air conditioning unit set in a wall | 3 Telltale Signs It’s Time for a New AC | Clackamas

3 Telltale Signs It’s Time for a New AC

March 27, 2026

Should you repair or replace? That’s always the big question when it comes to major home systems like air conditioning (AC). Repairs are easier on the pocketbook in the short run, but too many of them can add up.

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Why Is Indoor Air Quality (IAQ) Important?

March 13, 2026

Energy-efficient homes are more common than ever. Although they provide many benefits, including reducing overall energy usage and a smaller carbon footprint, they come with some disadvantages as well.

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Heat pump and air conditioner on concrete, outside Portland, Oregon, home.

4 Factors to Consider When Buying a Heat Pump

February 27, 2026

So you are looking to invest in a heat pump. You are not alone––many Americans are making the switch.

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bolts and wrench

Heat Pump Maintenance Tips

February 13, 2026

Most of us tend to take our heating, ventilation, and air conditioning (HVAC) systems for granted. As long as they are working, it’s easy to go on day after day without thinking about them. But, like most other things, taking care of your HVAC system through regular maintenance is critical to keeping it in good working order.

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HVAC technician diagnosing furnace issues in a Portland, Oregon, home.

How Do I Know When I Need a New Furnace?

January 30, 2026

Let’s face it—there’s never a good time for the heat to go out in your Oregon home. You certainly don’t want to wait until your heating system stops working for you to realize you need a replacement!

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How Your HVAC Equipment Protects Against Viruses. Doctor talking to a senior woman in the bedroom.

How Your HVAC Equipment Protects Against Viruses

January 15, 2026

Did you ever start sneezing or coughing right after you entered a building or home? You can probably blame the poorly maintained indoor air quality.

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Smiling brother and sister relaxing and using smart phone laying in living room nook corner with winter in the background outside.

Is My Furnace Overheating?

December 15, 2025

Remember, if your system gets too hot, you should keep a cool head and get your furnace taken care of right away.

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close-up of a furnace flame.

How Do I Know I Have a Cracked Heat Exchanger?

November 15, 2025

Our experienced furnace repair technicians will inspect and diagnose your furnace issue and resolve the concerns you are having.

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Need HVAC Service?

Contact the experts at Petra Heating & Air Conditioning.

Call us at 503-253-3263!