Buderus GB125-35 oil-condensing boilers
Class II - Moderate 🏠 Consumer Products
Recalled: December 20, 2019 Bosch Thermotechnik GmbH, of Germany Other Consumer Products
Nationwide
What Should You Do?
- Check if you have this product: (About 170)
- Do not eat it: Even if it looks and smells fine, do not consume this product.
- Throw it away or return it: You can return the product to the store for a full refund.
- Report problems: Report any issues to the FDA's Safety Reporting Portal.
Recall Details
- Company:
- Bosch Thermotechnik GmbH, of Germany
- Reason for Recall:
- The siphon can become blocked, leading to a delayed ignition that can damage the boiler's exhaust system, creating a carbon monoxide hazard.
- Classification:
- Class II - Moderate
Products that might cause a temporary health problem, or pose a slight threat of a serious nature.
- Status:
- ongoing
- Hazard:
- The siphon can become blocked, leading to a delayed ignition that can damage the boiler's exhaust system, creating a carbon monoxide hazard.
- Remedy:
- 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.
Product Images

Product Information
Full Description:
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.
Product Codes/Lot Numbers:
(About 170)
Official Source
Always verify recall information with the official CPSC source:
View on CPSC.govCPSC Recall Number: 20046