Posted December 20, 2019 https://cpsc.gov/Recalls/2019/bosch-thermotechnology-recalls-buderus-boilers-due-to-carbon-monoxide-poisoning-hazard?fbclid=IwAR3okPlS7NSjzQwSeG0084QqLlf-6rkFTkt983nAU4sNoQcaCcu06riNKFA#.XguJl7Aq7uU.facebook