© 2020 Pro-Tech Roofing Inc. - All rights reserved. Our insurance denied our claim of hail damage. This checklist is a laymen’s guide to roof hail damage….
We filed a warranty claim with GAF and they claim their lab results indicate that the shingles are still up the MFG spec and this is hail damage. 2004. I believe they're from a north facing slope with the lowest pitch - east of the gable front. We've been told by [our insurance company] I would like some clarification from GAF on what was meant by shingles being "within specification" since in my opinion, no asphalt roof shingles with notable bald areas can be considered having a long remaining service life.
Large hailstones often have a rough and jagged surface and generally fall at higher speeds the larger they get, amplifying their capacity to do property damage.
From generation to generation: issues and problems
Please compare your photos with those in the article above.
Get your roof inspected. We hope this guide helps you as you look for the possibility that you may have roof hail damage.
Look for hail damage to on-roof components such as dented metal gutters or chimney caps, and valley flashing. Look for punctures or cracks in soft roofing materials, like PVC or weathered roof patch compounds.
The insurance company denied our claim and is standing behind rather hiding behind the engineers report.
Check the air conditioner condenser unit housing for dents or damage from hail. If you notice shingle granules in your gutters, you may have hail damage on your roof. I had other roofers take a look.
- PSF Chan 5/24/12.
If the roof is worn out and leaking it needs replacement; If the roof has been hail-scoured but is not leaking and not at immediate end of life in the view of an unbiased expert, then replacing it is not appropriate nor cost justified. 220,125,636 stock photos, vectors and videos, Cracked car windscreen from hail storm damage, https://www.alamy.com/licenses-and-pricing/?v=1, https://www.alamy.com/stock-photo-cracked-car-windscreen-from-hail-storm-damage-29241780.html, https://www.alamy.com/stock-photo-hail-damage-on-car-bonnet-usa-175842975.html.
These are over a majority of the roof.
it will be also weathered, having developed over time as opposed to having developed suddenly during a storm. Is it known whether this man and his situation with blisters vs hail damage mentioned above ever won his case with his insurance co? cit.).
These conflicting interests can occur in both expected and less obvious ways: In sum, ask the roof inspector for specific details that support his or her conclusions about the condition of the roof Even if we buy the "acid damage" claim (which I don't) the birds would have to poop uniformly over an entire roof and the effect would have to be granule loss without remnants of guano. When shingles were displaced from my roof in a recent storm, they were able to work me into their busy schedule to replace them.
why do roofs leak after hail damage.
Pro-tech is responsive, reliable, fair, honest and do excellent work. PRO TIP: Turn your chalk sideways and rub on metal surfaces to reveal any hard-to-see dents/dings.
We would be surprised to learn that the impact of ice pellets on a roof would produce cracking Blistering of asphalt shingles caused by the product itself might appear uniform over all of the
Assessment of Hail-Damaged Roofing, Proc. Beware that wear on the raised or exposed edges of shingles that is uniform along the edge is often from foot traffic and is distinct from hail damage. is always the case.
Look for any impact marks, cracked or broken glass on doors and windows. They all said I had significant hail damage.
Some hail damage is quite small, only the removal of few granules and possible underlying asphalt leaving behind a small void. May indicate shingle damage that holds and harbors moisture.
I feel good knowing I have a competent and honest roofer on call in Tulsa, not some here today gone tomorrow kind of contractor. "Failure to repair a roof" in my OPINON pertains to improper maintenance (leaving debris on a roof for example) not to granule loss from either normal wear and aging or from a hail storm. The result is typically not an immediate roof leak but a reduction in remaining roof life.
 Marshall, T.P, R.F.
that this is the result of manufacturer defect. I saw what looked like fragile edges to the bald areas where granules were lost that could indeed suggest recent hail damage and granule loss.
If a hailstorm has struck your area, hail stone impacts will often show up in small dents and dimples in metal gutters and downspouts. Working together and exchanging information makes us better informed than any individual can be working alone. We had a hail storm last May. Click to Show or Hide Citations & References, SHINGLE HAIL DAMAGE vs Hailstone Size, Mass, Velocity, Wind Direction, Roof Slope, SHINGLE HAIL DAMAGE vs SLOPE, WEATHER, SUN, SHINGLE HAIL DAMAGE vs SHINGLE BLISTER RASH, Convention for roof damage chalk marking codes, HOME INSPECTION EDUCATION COURESES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES.
As the main roof is 14 years old, is it worthwhile to make a claim against the manufacturer? If they confirm there is hail damage, I can then put in a claim to my insurance company and hope they will not fight me on this?
- 2020/09/24 Anonymous by private email. I was out of the country at the time. Other causes of roof mineral granule loss such as foot traffic do not appear as small round spots. The dented metal flashing shown in the roof photo just above, contributed by a reader, is compelling evidence that the roof has been exposed to a hail storm. - Name withheld.
When referring to hail sizes, here are a few common objects to compare to hail stone diamater: Not surprisingly, some roofing materials are more hail-resistant – multiple field surveys and studies have been done to look at the damage potential of different size hail stones on various types of common roofing materials.
But smaller hailstones can also cause damage that may point to hail damage on your roof.
In the time I've gotten to know the people there, I've been very impressed with the way they do business. I had personally patched the flashing around our outdoor fireplace since it was leaking, and Larry made sure that the crew was instructed to make every effort to correct and it no longer leaks. My Denver, CO neighborhood was hit with 2 major hail storms - June 4 and June 24. Soc., 95-98. Once the hail damaged the defective shingles, the carrier was liable because the peril known as hail is covered under the policy. Greenfeld, S.H., 1969: Hail resistance of roofing We couldn’t be more pleased. whose roof damage case is discussed below. f this hail would have damaged wood rotted fascia, the carrier would also be liable even though wood rot is almost always excluded from coverage as a peril because the peril in this case is hail and the wood rot just presents a hazard.
Check the roof for any missing shingles or shingle tabs that may have blown off. Hail video from Arkansas storm on 3-11-18 Hail Pictures – Updated on 11-6-17. Unfortunately even if that were the explanation for this case, we're left in a finger-pointing contest. Look for broken bits or loose shingles that may have fallen off around the house and in the yard. A careful on-roof inspection may confirm that there are a lot more impact points that can be identified than may have been at-first apparent. Regarding your statement "Part of their decision was based on spatter marks not being sufficient enough in size to create the damage", I've taken a closer look at one of your photos and have circled definite impact damage in red and apparent additional impact or similar wear or damage spots in orange. I would not be overly optimistic on collecting on roof warranties unless you've the energy to be a squeaky hinge - ok so that's a poor analogy but you get the idea.
Proc. Damage potential varies depending on several factors….
It was brought to my attention by an adjuster that even if this was a defect the hail damage is a subsequent loss and should still be covered under the ensuing loss clause in our policy. of the
They quoted me a price and it did not creep as that happens in construction often.
Symposium on Roofing Technology, NRCA/NIST, Inspect metal doors for dings or dents, or look for chipped paint or stain on wood doors.
National Bureau of Standards. of a roof, this pattern and cause may be self-evident on close inspection of the whole roof. The insurer cannot deny this claim due to manufacture defect. - Robert Joseph 7/10/12.
Color with chalk laid against the surface to find subtle dings. Check the garage ceilings and corners for any water stains, discolored walls, etc.
He said we could hire a structural engineer on our own dime and pursue this further if we so choose with no guarantees. Check sheds or buildings for damage to metal roofing, siding, etc. If you see any dark spots on uniform shingle surfaces or dimpled areas, you most likely have hail damage. Larry was very honest and up-front with us through the entire process. Especially if you’ve never looked for it before.  Asphalt Roofing Residential Manual from ARMA the Asphalt Roofing Manufacturers Association Website https://www.asphaltroofing.org/product/residential-asphalt-roofing-manual/ ,  Building Pathology, Deterioration, Diagnostics, and Intervention, Samuel Y. Harris, P.E., AIA, Esq., ISBN 0-471-33172-4, John Wiley & Sons, 2001 [General building science-DF] ISBN-10: 0471331724 He stated that hail hit our roof in spots where it cleaned off the algae.
You can trust Pro Tech! I'd need to see more, better images, test reports, or to have on-roof access. Koontz, J.D., 1991: The effects of hail on residential We include photographs and text that help identify different types of roof damage and wear, and we discuss up-close examination of wear areas to improve the accuracy of roof damage or wear diagnosis.
Look closely at the roof of metal utility sheds for dents. - retrieved 11/19/2014, original source: https://ams.confex.com/ams/pdfpapers/81093.pdf?referer=www.clickfind.com.au, Marshall, T.P., Herzog, R.F., Morrison, S.J., "Hail Damage to Asphalt Roof Shingles", Haag Engineering Co., Dallas TX, retrieved 8/8/2014 as republished (with permission ?) Smith, 2002. About a week later my neighbor mentioned that he was getting a roof replacement due to hail damage. 10th Conf. In LB's "old shingle" shingle photos taken on the roof itself, most of the open pits or craters on shingles where mineral granules have been lost appear to be in relatively flat areas shingles. Photo provided courtesy of Justin Reichl, cited at the end of this article. The impact of the hail, in combination with a rapid temperature drop in the shingle due to the icing effect of the hail can cause the shingle to delaminate and loose parts of the shingle when impacted by a hail stone. If there’s a pool, check for any debris from storm damage.
Off (1963), ASIN: B0007FTV2Q,  Tile Roofs of Alfred: A Clay Tradition in Alfred NY,  "Weather-Resistive Barriers [copy on file as /interiors/Weather_Resistant_Barriers_DOE.pdf ] - ", how to select and install housewrap and other types of weather resistive barriers, U.S. DOE, Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. hailstones fell (or blew) during the storm. If you see roofing contractors working on other homes in your neighborhood after a hail storm, other homes were likely damaged in the storm. Storms, San Antonio, TX, Amer. This is somewhat misleading information.
And your insurance inspector was mistaken to call this "no damage" - loss of granules is at least some damage.
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