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Found 92 results for the keyword(s) ‘Concrete’
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		Foundation settling - Reading the cracksOur camera caught up with Alfred at the renovation centre and he says that he has cracks in the concrete and in the plaster. What to do? (Be sure to read all the way to the end of the article to learn how to read a crack.) The important first step is to determine which one of three possibilitie...
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		Basement walls -- Moisture & Vapour BarriersDo I need to place a vapour barrier against the brick wall, then insulation and then another vapour barrier over that? The wall does not leak and is fully underground. Barbara THE VAPOUR BARRIER The vapour barrier is more properly called a vapour retarder. It is designed to stop moisture in t...
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		Chimney inspection check list.From top to bottom: 1- Check the spark arrestor or rain cover, whichever you have on your chimney. Its most important function may in fact be to keep animals and birds out of your chimney. 2- The liner needs to be in good shape. Check the part that is visible from above, and occasionally have a...
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		Creating Drainage Paths Under Basement WallsFor years we have talked about protecting the sill plate of basement walls from moisture rising up from the concrete. This could be water in the concrete from plumbing spills, or even from under the slab from a high-water table. The old standard ways to protect that bottom piece of wood on t...
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		Concrete and Rock demolation without explosivesDynamite can disturb structures a long distance away and can even open cracks to let soil gasses rise up where they did not pass before. Dynamite cannot be used on or under a house. Jackhammering is not only annoying but vibrations can cause secondary damage to an adjoining house. EcoBust ...
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		OIL LIFT -- getting oil off of anything.Most driveway cleaners are powerful solvents that dilute the oil, even dissolve the asphalt, and create more pollution. Research in British Colombia has shown that more oil gets into the ocean from streets, driveways and parking lots than from oil tanker spills. So in an effort to clean the ocea...
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		Cracked DrivewayLisa in Edmonton has a water main that runs right under her driveway. The shutoff valve even comes up in the middle of the driveway. Erosion appears to be following the pipe and has cracked her driveway. She wants to temporarily fix it for now, and later replace the driveway, but doesn't feel she...
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		What kind of deicer is safe for concrete?No de-icer is perfectly safe for concrete. Why? Because you are melting ice while the general temperature is below zero, allowing both water and some kind of chemical to flow into the concrete itself and refreeze shortly after. De-icers should not be used on new concrete -- wait until it is at le...
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		Pro: Water As a Tool - Sometimes a Damn ToolAdding water to concrete or masonry will definitely make it flow better and make it easier to work with, which is why just about everybody does it. At the same time you have all heard that this will weaken the final product and increase shrinkage, but just about everybody does it anyway. If the d...
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		Kitchen renovation tips and selecting counter topsThere are a myriad of choices for a new kitchen, from style to counter top materials – and choosing what is right for you has always been a balance between your “desires” and your “budget”. This kitchen renovation tips article was written in 2003 in Toronto, but the basic information is still...
