Why Your CO Detector Keeps Going Off (It’s Not a False Alarm)

Why Your CO Detector Keeps Going Off (It's Not a False Alarm)

I got a call last winter from a homeowner named Greg who had already had the fire department out to his house three times in six weeks. Three times. Each time, the crew showed up, swept the house with their meters, found nothing, and left. The fire marshal on the last visit told Greg his … Read more

CO Detector Beeping: What Each Pattern Actually Means

CO Detector Beeping: What Each Pattern Actually Means

I got a call last spring from a homeowner named Karen — it was 2:47 in the morning, and she was standing outside her house in her robe, her two kids in the car, engine running in the driveway. She’d heard her CO detector beeping and did exactly what she was supposed to do: got … Read more

What Your CO Alarm Hides Until It’s Almost Too Late

What Your CO Alarm Hides Until It's Almost Too Late

Last February, I got a call from a homeowner in a suburb about thirty miles north of me. She’d been dealing with headaches every single evening for about six weeks. Thought it was stress, then a sinus infection, then maybe the new candles her daughter had given her for Christmas. Her doctor had run bloodwork. … Read more

CO vs CO2 at Home: The Mix-Up That Puts Families at Risk

CO vs CO2 at Home: The Mix-Up That Puts Families at Risk

I want to start with a call I got on a Tuesday morning last February. A homeowner — let’s call her Karen — had just bought one of those popular smart air quality monitors. The kind with the sleek app interface that tracks temperature, humidity, VOCs, and CO2. She was proud of it. Said she … Read more