Well, at least in the SF Bay Area, you are not allowed to install a new wood burning fireplace. And you are not allowed to operate one on “spare the air” says,

Well, at least in the SF Bay Area, you are not allowed to install a new wood burning fireplace. And you are not allowed to operate one on “spare the air” says, unless it is your only source of heat. https://www.baaqmd.gov/rules-and-compliance/wood-smoke https://www.baaqmd.gov/rules-and-compliance/wood-smoke