Impact Resistant Roof Class 4

Impact standard for impact resistance of prepared roof covering materials with an impact resistance classification of.

Impact resistant roof class 4.

Year manufactured date of installation. Ul developed a test to rate the strength of roofing materials called the ul. Storms that bring hail airborne debris and high winds put your roof at risk for damage and installing impact resistant shingles may. The test drops a 2 steel ball onto the shingle twice in the same spot and the shingle cannot exhibit any signs of fracture breaking of the glass mat or significant granule loss.

A class 4 hail resistant roof is the most durable type of roofing on the market and will not rip tear or crack when exposed to heavy winds rain or hail. Class 4 impact resistant roofing shingles. It s called the ul 2218. 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.

What does class 4 mean. Is there a 3rd party standardized testing for hail impact. Impact resistant roofing materials that are rated class 4 provide the best resistance to damage. What are some of the best class 4 shingles and other roof products manufacturers that are impact resistant.

Your roof is an essential part of your home or building and you want to be sure it is strong enough to take an impact. When it comes to shingles class 4 shingles are the highest classification you can get when it comes to hail damage resistance. With class 4 shingles there are no splits or tears. With a regular shingle most of our competitors impact resistant shingles are only class 3 cracks and ruptures will appear from that kind of impact.

The roof covering installed on this residence meets one of the following requirements. Class 1 class 2 class 3 class 4. Summarizing the result we would be looking at for a class 3 roof is earned if the sample does not crack when hit twice in the same spot by a 1 75 inch diameter steel ball. Class four is an impact standard used to rate roofing materials like shingles and metal materials.

C timberline armorshield ii. They are associated with the ul 2218 impact test which involves dropping a two inch steel ball from 20 feet high onto the shingle and examining whether the shingle cracks or not. If you re one of the millions of american homeowners who live in an area where intense storms frequently occur then your choice of roofing shingles plays a critical role in protecting your roof from storm damage. The classifications for impact resistance are expressed as class 1 2 3 or 4 which relate to a roof covering s ability to withstand impacts from 1 1 4 1 1 2 1 3 4 and 2 diameter steel balls respectively.

A iko cambridge ir. Underwriters laboratories ul is a not for profit independent testing organization that delivers the verified information to help consumers make accurate decisions about products like impact resistant roofing materials.