Found 22 results for the keyword ‘Water Penetration’

  • Crystalline Growth Waterproofing Products

    Here is one water proofing material that approaches the field of Science Fiction -- but it is for real and it does work. Xypex High'n Dry is a not so commonly available brand name of what is generically referred to as Crystalline Growth waterproofing products. These are applied to a sound bare c...
  • Retaining Walls and Frost

    Hi Jon,  I have a driveway retaining wall that continues to be pushed by the ground, even though it is backed by gravel and drained to "nothing under the driveway" except crushed gravel. I realize proper drainage affects this somewhat, however would prefer not to cut open my driveway, sidewalk a...
  • Paint peeling caused by a chimney flashing leak.

    John in Mississauga, Ontario has paint flaking off of his crown molding, and it seems to be related to snow on his roof. As we ran through the details, it turns out that the problem spot is right below a brick chimney that is poorly flashed where the roof meets it. He has put asphalt roof patch ...
  • Getting a wobbly toilet to sit flat on the floor

    If you have a wobbly toilet because there is something uneven on the floor the ideal solution is to find a way to level the floor. If it is wood, you could shave it down to flat. If the problem is tiles, you could remove the tiles under the toilet. But often in real life, we don't want to do e...
  • Sealing a concrete roof

    Dartmouth, Nova Scotia is home to a peculiar house with a concrete roof. The roof is now leaking and Ron would like to know how to seal it.Many good coatings are available, but all of them will eventually need maintaining and may even develop leaks from weathering -- as has happened with the pre...
  • Weather Restrictions: Crystalline growth waterproofing products

    Connect to your favourite weather forecaster and look for the following conditions:   Category: Concrete     Product: Crystalline growth waterproofing products Temperature Limitations: Use above +2 C (+35 F)  and below +21 C (+70 F) Rain Limitations: No rain until material is firm -- about 2 ...
  • Weather Restrictions: Thermoplastic Caulking / Sealant

    Connect to your favourite weather forecaster and look for the following conditions:   Category: Sealants (Caulking)     Product: Thermoplastic Caulking / Sealant Temperature Limitations: Above -30 C (-22 F) and below +40 C (104 F) -- keep product above +5 C (+40 F) Rain Limitations: Dry befor...
  • Leaking windows

    Locating where water gets into a wall can be very difficult as often it only leaks when there is a driving rain from an unusual direction that puts more water than usual on a given wall. In this case the problem was clear, once we got high enough on a latter to see the top of the window. The ca...
  • How do you put flashing on a chimney that doesn't have any?

    Henry e-mailed about the fact that he discovered that when they re-shingled his roof a couple of years ago (before he bought it), there were no flashings at all put on around the chimney. He wanted to know how to do a good job, with the least damage to existing shingles as possible. Actually it ...
  • Plastic Cement for Roofing

    Getting something to stick to asphalt or asphalt coated materials is a unique problem. Asphalt driveways have their own specific crack sealers and roofing materials generally use what we call "Plastic Cement". (One exception to this is a specially formulated polyurethane adhesive that will work...