Quick Answer: Do Gas Fireplaces Need Chimney Cleaning? Yes — gas fireplaces need an annual professional inspection even though they don’t produce creosote like wood-burning fireplaces. Gas appliances create carbon monoxide, and any malfunction in venting can allow this odorless, invisible gas to enter your home. Chimney vents can become blocked by animal nests, debris, or corrosion. Internal components wear out over time. The NFPA recommends annual inspection of all chimney and venting systems regardless of fuel type. An annual gas fireplace inspection typically costs $129–$200 and could save your family’s life. Key Takeaways Gas fireplaces still require annual professional…








