Found 15 results for the keyword(s) ‘Leaking, Roof’

• Article

  Skylights that don't leak.

  Skylights are basically windows that are not vertical, but usually closer to horizontal as they sit on top of the roof.  Most are fixed but some open a bit for summer ventilation.  There also exist roof windows which are basically skylights that open wide and are much more common in Europe where ...
• Article

  Is standing water on a flat top roof a problem?

  Yes it is a problem Lorne, except for roofs in some desert areas where evaporating water is part of the air conditioning design, and the roof is specially designed like a swimming pool. For the rest of us, standing water will lead to a premature ageing of the roofing material, whatever material i...
• Article

  The roof Drip Edge

  Barbara in Montreal had water damage in her bay window area as wind driven rain always found it's way in. Contractor repair bids ranged from $1,200 for a patch to $4,000 for a new roof. A study of the detail where the added-on bay window joined the very edge of the roof showed a flashing flaw tha...
• Article

  New addition; roof leak when it snows.

  We caught a consumer in the hardware store and he was asking about the leaking roof on his new addition in the Beaches area of Toronto. Often in that area, a back porch is converted into living space with what we call a "compact roof" -- a roof/ceiling assembly that is about one foot thick with i...
• Article

  Weather Restrictions: Plastic Cement / cold applied Roof Patch

  Connect to your favourite weather forecaster and look for the following conditions:   Category: Roofing     Product: Plastic Cement / cold applied Roof Patch Temperature Limitations: Varies by product: Use above -5 C (+23 F) to above freezing Rain Limitations: Varies by product: dry to underw...
• Article

  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 ...
• Article

  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 ...
• Article

  Making an X-Ray of your roof

  When there is morning frost or light snow on a roof, you can learn a lot about a heat losses from the house and how to eliminate ice dams and icicles.    What causes problems  Melting the bottom of a snow pack or melting off all snow at the crown of the roof sends water down under the snow to ...
• Article

  Liquid Elastomeric Roof Coatings

  Paint like coatings have been around for a long time claiming to extend the life of your roof for years. Until the late 90's they actually didn't do much more than camouflage a dying leaking roof -- the problem being that things move up there from full sunlight to cold nights, from hot summers t...
• Article

  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...