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Home › Appliances & tools › Bosch Thermotechnology Buderus Boilers Due to…
Check whether yours is affected, then follow the instructions below.
The siphon can become blocked, leading to a delayed ignition that can damage the boiler's exhaust system, creating a carbon monoxide hazard.
The Recall Registry rates this worth checking — we found nothing in the notice describing a specific injury. A recall covers only the versions, UPCs or date codes it names, so check those against yours.
Photos help. Identifiers decide. Appearance can vary by color, finish or packaging. Confirm the model number, date code or other identifier in the official notice.

Recall image provided by CPSC

Consumers should immediately contact Bosch for a free repair. Consumers who continue to use the boilers while awaiting repair should have a working carbon monoxide alarm installed outside of sleeping areas in the home.
Who to contact: Bosch Thermotechnology at 800-323-1943 from 8 a.m. to 6 p.m. ET Monday through Thursday and Friday from 8 a.m. to 5 p.m. ET, via email at GB125.35Recall@us.bosch.com; or online at https://www.bosch-thermotechnology.us/us/en/residential/home/ and click on the “Knowledge” tab, then click on “Product Approvals, Certifications & Regulatory Info” for more information.
This recall involves Buderus brand GB125-35 oil-condensing boilers distributed by Bosch. The boilers have a blue enclosure, and the GB125-35 model number is located on the data plate near the top right hand side of the boiler. The Buderus brand name is printed on the outside of the boiler's blue enclosure. Bosch Thermotechnology and the model number are printed on a white label on the blue enclosure.
Wholesale distributors and installed by independent contractors nationwide from June 2008 through September 2012 for about $6,000.
This recall was issued by the U.S. Consumer Product Safety Commission. The Recall Registry summarises it — always confirm the details at the source.
Their exact wording: “Bosch Thermotechnology Recalls Buderus Boilers Due to Carbon Monoxide Poisoning Hazard”
Worried about the other things in your house? You can write down what you have and be told if one is recalled — or, if you sell second-hand, check your whole stock at once.
Filed under: Appliances & tools
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