Smoke odor can linger when residue remains on a surface or in a material. Fragrance may change what you smell temporarily, but it does not identify or remove the source.
Find the residue first
An assessment considers where smoke traveled, which materials absorbed it, and whether HVAC equipment or concealed spaces are involved. Washable hard surfaces, porous finishes, and personal belongings may need different treatment. Some items may not be practical to restore. Ask what cleaning will be tried and how the result will be evaluated before repainting or sealing.
Methods have limits
Cleaning, filtration, targeted treatment, and selective replacement may all be discussed, depending on the material. No single machine or product reliably solves every odor problem. Ozone and other treatments can introduce their own safety concerns; follow manufacturer and professional guidance and keep people out when required. The EPA's indoor air guidance cautions about ozone generators. See smoke odor services.
Frequently Asked Questions
Can new paint trap smoke odor?
Sometimes a suitable coating is part of a plan, but cleaning and source evaluation should come first. Paint alone may not resolve residue in adjacent materials.