Where Are Ventless Fireplaces Banned?
California bars selling unvented heaters and New York City prohibits installing them. Most other ban claims are undated. Sourced list, checked July 2026.
vent-free gas fireplace
Are Ventless Gas Fireplaces Safe? An Honest Answer
A neutral answer with nothing to sell: what a vent-free burner puts in your room, what the ODS does and does not do, and where it is never allowed.