Welcome! Here are the website rules, as well as some tips for using this forum.
Need to contact us? Visit https://heatinghelp.com/contact-us/.
Click here to Find a Contractor in your area.

natural gas combustion , how much C O ppm cast iron boiler

Options
Jim Davis
Jim Davis Member Posts: 305
The ANSI Z21 approved ppm is 400ppm "Air Free". But for safety it is better to keep in under 100ppm.

Comments

  • mike t_3
    mike t_3 Member Posts: 6
    Options


    How much C O in ppm is acceptable up the chimney from a Hydrotherm cast iron boiler with stainless burners,
This discussion has been closed.