Q&A / 

Quick Column Summary: Tiling on stained concrete Clean floor with oxygen bleach Test thinset for bonding to concrete Teresa Norrell, from Moyock, NC, has a pretty simple question. "Can I install tile directly to a previously stained concrete floor?  I fear the thinset mortar will not adhere to the stained concrete." Here's my answer: Teresa, […]

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Quick Column Summary: Tar paper or 6 mil plastic vapor barrier Leave an air gap to avoid mold Video link Charles Gregoire is perplexed up in Ottawa, the capital of Canada. "Confusion on whether to use tar paper or 6 mil plastic. In repairing a 64" section of an existing basement interior wood framed dry […]

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Quick Column Summary: Intake vent for makeup air What height from the ground Be aware of blockages Randy King, who's in need of makeup air in Madison, WI, wrote: "I saw your video on make-up air. I'm installing Skuttle's Model 216-6 (6") damper control and exterior intake vent. The intake vent needs to exit through […]

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Quick Column Summary: Planter landscaping against foundation Water issues Keep brick dry, weep holes open Space around foundation allows for inspection DEAR TIM: I just purchased a home where the landscaping bed is up against the brick front wall. The home is about twenty-five-years old. The planting bed extends about 3 feet from the house […]

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Quick Column Summary: Double paned windows with fogging between How to remove and clean it Have new insulated glass installed Video link Martin Gold, who's got a fogged window in Lakeport, NJ, has a great question: "I have a bow window double panes one pane has developed a film in between panes. Is there a […]

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Quick Column Summary: Question a contractor about what he did/did not do Have great plans and specifications Keyways and steel rods in foundation Jonathan Smith is building a new home in Akron, OH. He went to look at the new footers and, well, allow him to tell you: "I'm building a new house, my contractor […]

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Quick Column Summary: Chimney repair for the ages Protect your chimney with a crown Chimney liners Prevent cracks with wire mesh DEAR TIM: My chimney is constructed with concrete block and has a thin stucco coating. I know the top of the chimney is not right and some of the blocks are falling apart. There […]

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