Transcript
COMMON ROOF
PROBLEMS
LaFerney Commercial RoofingEPDM
Seam Failure
Common on EPDM roofs
A result of adhesive failure, thermal shock,
installation error, or age.
Seam Failure
Seam Failure
Adhesive Failure
Membrane was not properly adhered.
Ponding Water
Ponding water is defined by the NRCA as
water remaining on the roof for longer than 48
hours after a rain.
Ponding can be the result of improper drainage,
slope design, or simply a dip from the weight of
equipment.
Ponding water varies in severity.
Ponding water can void a manufacturer warranty.
Ponding Water
This is not the reflective roof you are looking for…
Ponding Water
A severe problem with ponding water.
Tenting
Tenting is a result of thermal shock and loss of
elasticity.
Improper Termination
The edge of the membrane is not properly
terminated for a watertight fit.
Improper Installation
This roof was not installed by an experienced
roofer.
Expert Installation. Quality
Care.
800-633-3119 www.laferney.com
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