Q: How do I identify the source of a water stain on the ceiling? I’m not sure if a leak is from the bathroom directly above or from something else. Also, once identified, how do I go about fixing the leak? – A.G. A: Finding the source of a leak in a ceiling often involves a bit of detective work. Like a detective, you start with the most likely suspect. If you can rule out … [Read more...] about What Caused Water Stains on Ceiling?
Construction Defects
Magnesium-Oxide Wallboard & Sheathing
Q: Magnesium-oxide board (ExtremeGreen board) seems to be a ideal building material, but Wikipedia and other sources say it has a problem of attracting condensation due to its salt content. Can you offer any advice? -- Keith B. A: Magnesium-oxide building products – sheathing, wallboard, siding, and other products such as SIPs – are very new in the U.S. so there is little … [Read more...] about Magnesium-Oxide Wallboard & Sheathing
Resolving Disputes Over Specs, Change Orders & Cost Overuns
AB writes: On a pretty large remodel job, the contractor has not abided by the contract terms he has written up. He insisted I was limited to a “discount” granite slab he had already purchased, and if I wanted to pick my own slab, there would be a $1300 extra charge. In the language of the contract, any item that is already installed cannot be rejected. So in effect he limited … [Read more...] about Resolving Disputes Over Specs, Change Orders & Cost Overuns
Warranties and New-Home Defects
Q: If a ceramic-tile floor is failing in our less than 10-year-old home, does the builder have an obligation to replace it if it was not installed properly? Are there minimum requirements that have to be met when installing a ceramic floor in new construction? — Sheila A: There are well-established industry standards for setting ceramic tile, published by the Tile Council of … [Read more...] about Warranties and New-Home Defects