Majestic Biltmore SB100 Fireplace Emits Excessive Smoke, Posing Carbon Monoxide Risk

January 15, 2026 – A recent incident report highlights a serious safety concern involving the Majestic Biltmore SB100 wood-burning fireplace, where excessive and dangerous amounts of smoke entered a residential room, raising alarms about potential carbon monoxide exposure. This incident underscores the critical importance of ensuring proper ventilation and operation of wood-burning appliances.

Product Details

Brand Name: Majestic Biltmore
Manufacturer: HNI Corporation
Model: SB100
Retailer: https://hearthpatio.com/
Incident Report Number: 20251225-E5B8A-2147325243

Incident Overview

On December 25, 2025, an incident was reported concerning a Majestic Biltmore SB100 wood-burning fireplace. The user experienced a significant and dangerous ingress of smoke into the room where the fireplace was operating. This excessive smoke spillage indicates a severe malfunction in the fireplace’s venting system or combustion process, leading to the contamination of the indoor air quality. The report specifically noted the potential for dangerous carbon monoxide exposure, a silent and deadly byproduct of incomplete combustion. The circumstances surrounding the specific cause of the smoke spillage, such as installation issues, maintenance neglect, or a product defect, were not detailed in the report, but the immediate danger presented is clear.

Safety Concerns

The incident involving the Majestic Biltmore SB100 fireplace presents several grave safety concerns:

  • Immediate Dangers: Carbon Monoxide Poisoning: The most critical immediate danger is carbon monoxide (CO) exposure. CO is a colorless, odorless gas produced by incomplete combustion. When a fireplace malfunctions and releases smoke into the room, it’s highly likely to be accompanied by CO. Symptoms of CO poisoning can mimic the flu and include headache, dizziness, nausea, shortness of breath, confusion, and chest pain. High levels can lead to unconsciousness, brain damage, and death within minutes. Vulnerable populations, such as children, the elderly, and individuals with respiratory or heart conditions, are particularly susceptible.
  • Immediate Dangers: Smoke Inhalation: Excessive smoke in a living space can cause immediate respiratory distress, eye irritation, and throat irritation. For individuals with asthma or other respiratory conditions, smoke inhalation can trigger severe attacks. Prolonged exposure, even to low levels, can lead to chronic health issues.
  • Long-Term Risks: Repeated or significant exposure to smoke and particulate matter can contribute to long-term respiratory problems, including chronic bronchitis, emphysema, and increased risk of heart disease. Carbon monoxide exposure, even at sub-lethal levels, can cause lasting neurological damage.
  • Who Might Be Affected: Any occupants of the home, including family members, guests, and pets, are at risk. The elderly, infants, and those with pre-existing health conditions are especially vulnerable to the effects of smoke and carbon monoxide.
  • Property Damage Potential: Beyond health risks, excessive smoke can cause significant property damage. Soot and smoke particles can permeate furnishings, walls, and clothing, leading to discoloration, odor, and costly professional cleaning or replacement. While not explicitly a fire incident in this report, persistent drafting issues or improper combustion could potentially contribute to chimney fires or fires within the living space if combustible materials are ignited by errant sparks or extreme heat.

What Consumers Should Do

If you own a Majestic Biltmore SB100 fireplace or any wood-burning appliance, especially if you have experienced similar issues, immediate action is crucial:

  • Immediate Steps to Take:

* Stop Use Immediately: If your fireplace is emitting smoke into your home, extinguish the fire safely and immediately cease using the appliance.
* Ventilate: Open windows and doors to air out the room and reduce smoke and potential carbon monoxide concentration.
* Evacuate if Necessary: If you or others experience symptoms of carbon monoxide poisoning (headache, dizziness, nausea) or if your carbon monoxide detector alarms, evacuate the premises immediately and call 911 or your local emergency services.
* Check Carbon Monoxide Detectors: Ensure you have working carbon monoxide detectors installed on every level of your home, especially near sleeping areas. Test them regularly.

  • How to Check if You Own the Affected Product: Verify the brand and model number of your fireplace. The Majestic Biltmore SB100 model number is typically found on a metal plate or sticker inside the firebox or on the appliance’s exterior casing. Consult your installation manual or original purchase documentation.
  • Prevention Measures:

* Professional Inspection: Have your fireplace and chimney professionally inspected and cleaned annually by a certified chimney sweep. They can identify blockages, structural damage, or ventilation issues that could lead to smoke spillage or fire hazards.
* Proper Fuel: Use only seasoned, dry wood as fuel. Wet or unseasoned wood creates more smoke and creosote buildup, increasing risks.
* Understand Operation: Familiarize yourself with the proper operation of your specific fireplace model, including damper settings and air intake controls.
* Install CO Detectors: Ensure you have multiple, functional carbon monoxide detectors throughout your home.

  • Reporting Procedures: If you experience a similar incident with your Majestic Biltmore SB100 or any other consumer product, report it to the U.S. Consumer Product Safety Commission (CPSC) at www.cpsc.gov. Your report can help identify hazardous products and prevent future incidents.

Manufacturer’s Response

The manufacturer, HNI Corporation (via Hearth & Home Technologies), provided the following response on January 5, 2026: “Hearth & Home Technologies recommends that customers contact their dealer to arrange a service call for diagnosis and repair. Customers can also contact the manufacturer directly with any questions or concerns. Contact information is available at https://www.majesticproducts.com/get-in-touch.” This response advises consumers to seek professional assistance for diagnosis and repair, acknowledging the need for service.

Legal Help Available

If you or a loved one has been injured by a defective product or suffered property damage due to a product malfunction, you may be entitled to compensation. The experienced product liability attorneys at Farzan Law understand the complexities of defective product cases and can help you navigate the legal process.

Contact us today for a free consultation: 424-325-3112

Our legal team has successfully represented clients in product liability cases involving defective appliances, automotive defects, medical devices, and consumer products. We work on a contingency fee basis, which means you don’t pay unless we win your case.

Note: This information is based on incident reports provided by the U.S. Consumer Product Safety Commission. If you find information that is incorrect, please contact us immediately so we can correct the post to reflect accurate information.

Disclaimer: The information provided in this post is not intended to be legal or medical advice. This article is based on publicly available incident reports. The incidents mentioned have not necessarily been independently verified or adjudicated.

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