What causes dark lines on a carpet ?

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Spokane Carpet Cleaning, Spokane WA, Spokane Residents, WA Residents: Have you ever wonder what these dark lines along your carpets are?

Dark lines along walls, stairs and under doors or draperies are called filtration soiling. Filtration soiling is associated with air pollution that infiltrates and ex filtrates through the cracks and small spaces.Filtration soiling is a specialty soil and may permanently alter the appearance of the carpet. This require the use of specialty spotting solutions and tools. Call your local carpet cleaning technician, JR carpet cleaning, to help you with this issue.

filtration lines

Dark line along walls

 

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