Does your basement have white, fuzzy stuff showing up on masonry walls or floor? Does paint peel off in certain areas of blocks or poured concrete no matter how often you recoat? This problem might ...

Question: We live in Laurier, Man., about 270 kilometres northwest of Winnipeg. Our house is 12 years old. We are having trouble deciding how to finish our basement floor in the main area, which is ...

Efflorescence is the white powdery substance you might notice on basement walls, concrete surfaces, or masonry materials. It forms when water moves through a porous material like concrete or brick, ...

Question: I am experiencing a white powder coming up through the basement tiles in my 40-year-old Charleswood home. Can you recommend a cure? Possibly, a sealer that I can purchase and apply myself.

I routinely presume that people know all about efflorescence, but in fact many don’t understand it at all. I’m referring to the fluffy white deposits you might find on your concrete floors, brick ...

Q. Our home is 12 years old. Almost from the start the basement floor started getting black blotches which just got larger and larger. In the center it begins to get white and chalky. I have had ...

Q: There are white deposits on my chimney, on the face of a retaining wall and on my paver patio. I sometimes see these white crystals near cracks in my basement walls. What are they? Are they hurting ...