Linda Mercer Facebook ad: “This is how I almost lost my family over a stove knob.”

Ran for 3 days, from February 13 to February 16, 2026, the last day Crush saw it.
Run by Linda Mercer on Facebook. Crush is not the advertiser and does not verify its claims. See this ad in Meta's Ad Library(opens in a new tab)
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About this ad
- Meta Ad Library ID
- 1625189038501835
- Platforms
- Facebook, Instagram, Audience Network, Messenger and Threads
- Relaunches
- 0
Ad text
I baby-proofed every inch of my house. Every outlet. Every cabinet. Every corner. Every drawer. Every toilet. Every door hinge. Every sharp edge my daughter could reach. I missed the stove. And because I missed the stove, I almost buried my family. I need to tell you what happened to us. Because what the gas company technician told me that night is something nobody knows. And it could save your family's life before heating season ends. I'll get to exactly what he said in a minute. But first, you need to understand how we got there. Because if you have a gas stove in your house right now, there is a very good chance you're making the exact same mistake I made. We moved in last November. Me, my husband, our two-year-old daughter, and our golden retriever Benny. Normal house. End of a cul-de-sac. Gas furnace. Gas water heater. Gas stove. Three bedrooms. I was five months pregnant with our second. I was the mom who did everything. Read every article. Watched every video. Bought every safety product they make for kids. I had the outlet covers in before the moving truck left. Cabinet locks installed before we unpacked a single box. Stair gate up before my daughter took one step in that house. I had a carbon monoxide detector in the hallway. Kidde. Plug-in. The one with the green light. I tested it the first week. Pressed the button. It beeped. Green light. We're safe. I did everything right. Everything except one thing. Our stove is a gas range. Came with the house. Knobs on the front. Right where my two-year-old can reach them. I baby-proofed every cabinet and drawer in my kitchen. Covered every outlet. And I walked past those stove knobs twice a day for two months and never once thought about them. I will never forgive myself for that. Because sometime after midnight on a Tuesday in January, my daughter got out of bed. She does this. Wanders into the kitchen looking for us. Bare feet on cold tile. Half asleep. On her way through, she bumped one of the knobs. She didn't turn it far enough to ignite the burner. Just far enough to release the gas. No click. No flame. No sound. Just gas. Pouring out of the burner into my kitchen. For three hours. While every person in my house slept. I didn't wake up because of a detector or the smell. I woke up because my dog was dying. Benny sleeps on his bed in the kitchen. Every night. Right by the back door. Ten feet from the stove. At 3:30 AM I heard scratching at my bedroom door. Then this low, desperate, broken whine that I had never heard come out of him before. I almost rolled over. I almost went back to sleep. I opened the door and Benny came through like something was wrong with his legs. Two steps in, he collapsed. Seventy pounds on the hardwood floor. Eyes half closed. Chest heaving. He tried to lift his head and couldn't. That's when my heart started pounding. Because Benny is not a dog that collapses. Benny is a dog that knocks you down when you walk in the door. I tried to stand up and the room tilted. Headache hit me like a wall. Deep. Behind my eyes. Pressure. My thoughts were thick. My hand went to my stomach. Something is wrong with the baby. Then I smelled it. Faint. Sour. That rotten egg smell they add to natural gas so you can detect it with your nose. Because your detector sure as hell won't detect it for you. I got to the kitchen and saw the knob. Barely turned. No flame. Gas pouring out for three hours into the room where my dog had been lying all night. I screamed. My husband grabbed our daughter. She was limp. Groggy. He shook her and she made a sound but she didn't open her eyes right away and those two seconds were the worst moments of my entire life. He went back for Benny. The dog could not move. My husband carried seventy pounds of dead weight out the front door. We stood on the driveway at 4 AM. Me. Shaking. Barefoot. Five months pregnant. Holding my daughter who was starting to cry. My husband on his knees next to Benny, who was lying on the concrete not moving. And inside my house, in the hallway, ten feet from that stove. My carbon monoxide detector. Green light glowing. Silent. The gas company sent a technician within 40 minutes. He walked through my house with a handheld meter. Kitchen. Living room. Hallway. Back to the bedrooms. "Your dog saved your family," he said. "Animals go down first. They're lower to the ground. Gas sinks. Your dog was lying in the thickest part of it all night. If he was any smaller he wouldn't have made it to your door. And neither would you." Then I asked him the question. I pointed at the detector. Green light. Still glowing. Still silent. After everything. "Why didn't that go off?" He looked at it. Then he looked at me. And what he said next changed everything I thought I knew about protecting my family. "That's a carbon monoxide detector. You had a natural gas leak. It can't detect natural gas." I didn't understand. "Carbon monoxide is a byproduct of combustion — when fuel burns wrong. Natural gas is the fuel itself. Completely different chemical. Your detector doesn't have a sensor for it. It never knew there was gas in your kitchen." "Most families think their CO detector covers everything. It doesn't. If your stove leaks gas, if a burner gets turned on without igniting, if a gas line cracks. Silent. Your CO detector is completely blind to it. And nobody tells people this." My legs almost gave out. But he wasn't done. "That's the first problem. Here's the second." "Even for what this thing does detect, carbon monoxide, it won't alarm until 70 parts per million. At 35 PPM your family is already getting headaches. Nausea. Confusion. Your toddler is being affected. Your unborn baby is being affected. And that detector just sits there. Green light. Silent. Because the regulation says 70 is the threshold." "And at 70, it doesn't go off right away. It waits another one to four hours. By then your brain is shutting down. By then you might not wake up." "One more thing," he said. "The test button on that detector. The one you press and it beeps? That checks the speaker and the battery. It does not test the sensor. The sensor could be dead. The green light would still glow. The button would still beep. You'd have no idea. I walk into houses every single week where the homeowner tested it that morning. Green light on. Button beeped. My meter shows 60 PPM. Their family has been getting poisoned and they don't know." He told me about a woman from the week before. Pregnant. Getting headaches every night. Blamed it on the pregnancy. Her toddler kept saying "hurt" and she thought it was dehydration. Cracked heat exchanger leaking carbon monoxide for months. 38 PPM in the kid's bedroom. Detector on the wall. Green light. It never went off. Then another family. Husband deactivated their detector because it kept going off at 3 AM for no reason. False alarms. Over and over. He pulled it off the wall. She didn't know. She used the gas fireplace one night. Got dizzy. Checked the detector. Found it deactivated. Called the gas company. 85 PPM. Kids asleep. She wrote online: "Pretty sure I almost killed my whole family just now." This isn't one problem. It's three. Your CO detector can't detect the gas coming from your stove. It waits until your family is already poisoned before it makes a sound about carbon monoxide. And it screams at 3 AM for nothing until you rip it off the wall. Then you have zero protection. Three failures. One device. And it's the only thing standing between your family and a silent killer. Before the technician left, I asked him one question. "What do you have in your house? What do you actually trust with your kids?" He said one word. "Haven." "Because it detects everything. Carbon monoxide. Natural gas. Propane. Three sensors in one unit. If your stove leaks gas, it sees it. If your furnace cracks and leaks CO, it sees it. Your detector is blind to two out of three threats. Haven sees all three." "Does it wait until 70 like the others?" "No. Real-time digital display. Shows you the actual PPM from the very first reading. Zero means zero. Not a green light that could mean anything." "What about the false alarm thing?" "Professional-grade electrochemical sensor. Same technology my meter uses. It reads the air accurately and only goes off when there's a real threat. No 3 AM screaming for nothing." "How fast?" "By the time a standard detector decides something might be wrong, Haven had you and your kids out of the house an hour ago." I ordered three before he pulled out of my driveway. Kitchen. Furnace. Hallway outside my daughter's bedroom. I plugged in the first one and the display lit up. Not a green light. A number. Zero. For the first time since I stood on that driveway wondering if my daughter was breathing. I knew. Not hoped. Not trusted. Not assumed. Knew. I stood there and cried. Benny is fine. Took two days before he was back to normal. Vet said if he'd been on that kitchen floor another hour, different story. Our baby was born in March. Healthy. Doctor said everything looked normal. Then she told me gas exposure during pregnancy can cause developmental issues. Miscarriage. We caught it because a dog dragged himself across a kitchen floor and scratched at a door. Not because of any detector I owned. I check the Haven units every morning now. Three zeros. That's my whole morning routine. Coffee and zeros. No false alarms. Not once. I also bought stove knob protectors. They cost eight dollars. Should have been the first thing I installed in that house. Everything I found after that night — the 70 PPM lie, the test button that tests nothing, why your CO detector is blind to what's coming from your stove, the false alarm trap. I put it all in one article. It's linked below. If you have a gas stove and children in your house, read it tonight. Not tomorrow. Tonight. Nobody told me. I'm telling you.
Where the ad sends people
truststeadfast.com
This is how I almost lost my family over a stove knob.
What a gas company technician told her at 4AM changed everything she thought she knew about her detector.
Learn more: truststeadfast.com(opens in a new tab)







