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Fire · 6 min read

Smoke Damage Cleanup: What Works and What Doesn't

Smoke damage is harder to clean than the fire itself. The smell migrates through HVAC, the soot acids keep eating finishes for weeks, and the residues are different for every fuel source. Here is what actually removes smoke odor and what just masks it.

Wet smoke vs dry smoke

Dry smoke comes from fast, high-temp fires (paper, wood). The residue is powdery and brushes off most surfaces with HEPA vacuums and dry chemical sponges. Wet smoke comes from slow, low-temp fires (plastics, synthetics) and leaves sticky, smeary residue that requires solvent-based cleaning and often refinishing.

What does not work

Air fresheners, scented candles, ozone-only treatments, painting over soot, and washing surfaces with household cleaner. Each one either masks the odor or pushes residue deeper into porous materials, making the eventual professional cleanup more expensive.

What does work

Source removal first: any item too contaminated to clean goes out. Then HEPA vacuuming, dry sponging, solvent wiping, sealing of charred framing with shellac-based primer, full HVAC duct cleaning, and finally thermal fogging or hydroxyl generators to neutralize residual odor at the molecular level.

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