Dark, shadowy, dirty lines on the carpet along baseboards, under doors and draperies, along the edges and in the crevices of carpeted stairs are visible signs of a problem called filtration soil. With ...

Q: I live in an old house. I finished the attic stairs and living space with white synthetic carpeting. After several years, the edges of the stairs, especially where the risers meet the wall, have ...

Question: I live in an old house. I finished the attic stairs and living space with white synthetic carpeting. After several years, the edges of the stairs, especially where the risers meet the wall, ...