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More stories about Q%26A

  • Q&A: Effectiveness of Thermal Curtains

    Do so-called "double-cell" insulating window shades perform as advertised? One salesperson claims R-3 if they are installed with an airtight edge seal.

  • Q&A: Winder Layout to Code?

    Although code inspections are not routinely done in the rural area where I work, I want to make sure a winder stair I am building to access the upstairs of a storage building meets residential code.

  • Can You Swap Lithium Ion for Nicad Batteries?

    A reader recently purchased a DeWalt 18-volt cordless tool with lithium-ion batteries and noticed that the new batteries also fit their old DeWalt tools. Is it okay to use lithium-ion batteries in tools that came with nickel-cadmium (nicad) batteries?

  • Fixing a Botched Trim Job

    A homeowner asks how to repair what looks like a botched job, where new entry doors were installed in a brick home covered with stucco or some kind of cement parging.

  • Are Frost Stripes Cause for Concern?

    Last year we completed a SIP roof deck using two kinds of panels. Some were the standard OSB-foam sandwich panels, and some had prefinished T & G pine ceiling boards attached to the bottom. During installation, we noticed a small gap between the panels with the attached T & G ceiling, because the...

  • Duct Chases and Electrical Wiring

    Is it okay to fish electrical wiring through the wood-framed chases built around hvac ducts and chimneys?

  • How Should I Finish an Existing Basement Wall?

    I am about to start a basement remodel project in a cold climate. I plan to apply a waterproofing product to the inside of the basement wall, then stick a sheet of polyethylene directly to the basement wall over the waterproof coating. Once that is in place, I'll frame a 2x4 wood-frame wall on the...

  • Mold on Framing Lumber

    I occasionally receive framing lumber that has some mold on it. Will this mold continue to grow and cause rot once the wood is in the dry? Do I have to clean it off? I'm also concerned about customer perception.

  • Q&A: Fogging for Mold?

    Q: I've come across a product that was created to combat the anthrax spore and was later found to be effective against mold as well. It's fogged throughout the job for 24 hours, with no access allowed. The product is said to eradicate mold, not just put it in a dormant state. Does this work?

  • Sealer Failure on Saltillo Tiles

    A past customer purchased Mexican Saltillo tile from a distributor and had it installed by a tile installer I referred her to. The tile came presealed and was installed - per instructions on the shipping boxes - using thinset mortar. Within a day or two, the sealer began to fail, appearing as a...