Improper Installation Of Roof Shingles
In this video west with tadlock roofing finds some signs of improper installation of an architectural shingle roof during an inspection.
Improper installation of roof shingles. Some are obvious while others require much diagnostic investigation. Overdriven nails and improperly placed nails are two of the most common issues with nailing asphalt shingles. In the case of steep slope shingle applications there are a number of common mistakes that should be avoided to ensure a long service life. Incorrect pressure can also cause nails to be driven in diagonally.
These can then cause dry rot cracked shingles and premature roof failure. Using either too many or not enough nails can weaken the shingle s performance which can also result in blow offs. Wind and wind driven rain can lift improperly nailed shingles and cause water damage to the roof and possibly blow offs. Using the racking method requires leaving the last nail out of every other shingle to allow.
Positive thought for a labor day weekend by the king of the labor movement in america. Ridgeline construction roofing exteriors one of your local roof repair companies discusses the consequences of these nailing mistakes to your asphalt roof. Improper ventilation causes excessive heat and moisture buildup. A good reminder why.
All types of roof systems both steep slope and low slope applications are prone to potential workmanship errors. The dirt and debris that will inevitably get embedded into the exposed mastic cannot be cleaned thoroughly enough to ever be reusable. Labor day is devoted to no man living or dead to no sect race or nation. There are other possible causes of displaced shingles on the roof.
If the racking method has been used shingle joints align every other course which increases the chance for roof. Some are a result of just an isolated issue yet others can be the first signs of an improperly installed roof. Improperly placed and overdriven nails resulting. Shingle slippage on 12 12 pitch roof.
1 if you find a rectangular piece back piece of the shingle in the gutter or in the yard hold the shingle up and inspect the tar line to see if there are any nail holes if there are no nail holes in the tar line you can rest assured that the shingles were installed improperly using a method we call high nailing meaning the nails were driven above the manufacturer s suggested nail line. It happens when roofers fail to follow the manufacturer s recommendation for installation. If you ve noticed water damage in your attic following a new roof replacement there s likely a leak in your roof. Loose sliding shingles a common sign of improper roof installation no two roof issues are a like.
One of the common causes is shingle slip page resulting from the improper placement of the roofing fasteners. Thus the shingle must be replaced.