GAF/ELK shingle weight? Anyone else heard of this? Need info ASAP!
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May 30, 2009 at 1:55 p.m.
CIAK
Your independent reports sponsored by the Manufacture for the most part agree with the report I was looking at produced by the engineering firm. No granules it is a problem and is compromised>>>
June 1, 2009 at 5:06 p.m.
CIAK
You can read the report I mentioned goggle
HAIL DAMAGE TO ASPHALT ROOF SHINGLES
Ed was correct it was the engineering co of......
Timothy P. Marshall*, Richard F. Herzog, and Scott J. Morrison Haag Engineering Co. Dallas, Texas>>>
June 6, 2009 at 9:21 p.m.
Roofsrus1
They used to go by a system where it was known as a "batch weight" and the shingles had to weigh a certain batch weight of so many pounds but not more than say 240 pounds.>>>
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