It s important to remember that no roof is 100 immune to the damaging effects of an intense storm or some other catastrophic event.
Hail resistant roof ul class.
Impact resistant shingles achieve a ul 2218 rating of class 4.
Can class 3 4 roofs ever become hail damaged.
The most effective way to minimize hail damage is to choose durable hail resistant roofing materials.
The list of approved laboratories is shown below.
Class 4 roofing shingles are considered to be a premium product and therefore may cost more than standard non impact resistant shingles.
January 25 2010 ansi approved.
A class 4 roof covering receives the highest premium credit.
The large corrugations in the panel also work best at hiding small imperfections making them ideal for regions with large hailstones.
Ul standard ul 2218 edition 2 impact resistance of prepared roof covering materials edition date.
Impact tested to prevent cracks and tears.
Our 7 8 corrugated roofing panel is our highest ul rated panel earning a class 4 rating.
Since 1996 the ul 2218 has provided a national standard for rating the impact resistance of roofing materials.
Trudefinition duration flex shown in the color brownwood a class 4 impact resistant sbs roofing shingle from owens corning roofing.
Here are the top hail resistant roofing options available for modern homes.
Hail resistant is not hail proof.
Impact resistant shingles ensure a roof will maintain its strength and integrity against flying debris hail and winds up to 110 mph.
However due to the various benefits of class 4 impact resistant shingles the extra cost upfront may be a worthwhile investment if you live in an area where hail and wind storms frequently occur.
In a class 4 ul 2218 impact resistance test a 2 inch steel ball is dropped from 20 feet to see if the shingles will fracture.
It is also important to understand that a hail resistant roof can still be damaged by large wind driven hail.
If you live in an area that s prone to hail this is the shingle you need.
