Apr 9

Written by: Molsbee Roofing Inc
4/9/2013 8:11 AM 




        CEILING SPOTS
  • Caused by leaks in roof
  • Check Attic or crawspace 
    for leaks in deck
  • Check chimey and vents 
    for cracking in flashing
  • Check rafters for leaks
    that travel away from 
    original source
  • Check roof for damaged
    shingles

 

        DAMAGED FLASHING
  • Caused by improper 
    Installation 
  • Caused by drying and
     cracking
  • Can usually be repaired
     without replacing roof

         MISSING SHINGLES
  • Caused by improper 
    fastening
  • Caused by exposure
    to high winds
  • Can usually be replaced
     individually

     
 
         BUCKLING & CURLING
  • Caused by improperly
    applied felt (buckling)
  • Caused by movement
    in deck (bucking)
  • Caused by undersaturation
    of felt in organic-based
    shingles (curling)
 
         BLISTERING
  • Caused by moisture in
    shingles
  • Caused by excessive use
    of asphalt plastic cement
 
         ALGAE GROWTH
  • Caused by growth of
    airborne algae deposited
    on roof
  • Common problem in warm,
    humid climates
  • Algae resistant shingles
    available regionally
 
        MISSING GRANULES
  • On newly applied shingles,
    a certain number of loose
    granules is normal
  • On ageing shingles,
    missing granules
    indicated need for
    replacement
 
         ROTTING
  • Caused by absorption
    of moisture by mat at
    the core of the shingle
  • Common problem with
    organic-based shingle
          
 


Molsbee Roofing Inc  is experienced with re-roofs situation and will send a roofing
expert to your location for a free inspection and estimate.  561 318-8624

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