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  1. How to Prevent Black Marks on the Walls From Your Baseboard Heaters

    Nov 15, 2021 · If dark marks on the walls are an issue in your home (no matter where you live), here is how you can keep your baseboards clean and stop them from spreading dust and dirt around.

  2. What's wrong with my heaters? Black stuff suddenly appeared all …

    Jan 12, 2014 · The heated air moving through the heaters is depositing dirt/dust/soot on the heaters and walls. I see is all the time from electric and hot water base board heaters. Have you been burning any candles or anything else lately? If you don't burn candles, the black could be dust that's drawn under the bottom of the wall.

  3. What is black soot and when should you worry - AdvantaClean

    Jul 20, 2021 · Black soot can best be described as a product of the incomplete combustion of fueled carbon. You see, when carbon burns all the way through, very little residue is left. When …

  4. Why Is There Black Dust in My House? - Restorerz LA

    Black dust is often seen in new or renovated homes, especially those with poor ventilation. The main causes include: Regular dust that blows into a furnace can be carbonized into black dust, while if black dust appears when burning a wood fire or candle, it is made of soot. You may see some black dust from time to time when running your furnace.

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    • Black soot stains at walls, aka ghosting - Structure Tech Home …

      Oct 6, 2020 · I frequently receive this same question: what causes those black verticals stains on walls along the stud lines? To make it short and sweet, the answer is soot, and it’s usually caused by candles and thermal bridging.

    • Black Soot – What Is It and Why Is It in My House?

      Apr 10, 2025 · If you notice your once clean air filter is now completely black, and your newly painted walls accumulate a dark and grimy tinge, black soot is the culprit – but the root cause …

    • What is the discoloration on my walls/ceiling? : r/Home - Reddit

      "Ghosting happens when mildly damp, warm, and possibly sooty interior air condenses on the sections of walls and ceiling that are colder because part of the wood frame is uninsulated. This results in black sooty stains on your walls and ceilings that follow the …

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    • Black soot appears above baseboards - Burlington Free Press

      Aug 19, 2017 · It may be caused by the use of many candles, smokers in the house, exterior walls that get cooler when the baseboards are not generating heat, other pollutants in the air that are drawn into the...

    • Ghosting Stains Thermal Tracking - InspectAPedia

      What caused dark stain lines on walls or ceilings usually spaced at regular intervals, or dark rectangular stains on walls or ceilings? A combination of thermal tracking or ghosting and insulation voids may explain these indoor stains.

    • How to Clean Black Soot from Walls - SERVPRO

      This article outlines initial steps you can take to clean black soot from walls as you await the arrival of SERVPRO ®, so you are properly equipped with the knowledge to return your home to pre-loss condition.

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