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Feature Shingle wind ratings

After 10 years outdoors, shingles rated for 190 mph winds had failure odds of 0.8% to 99.8% at 90 mph in IBHS tests

IBHS tested nine shingle products rated for 190 mph after 10 years outdoors and put their failure odds at 90 mph between 0.8% and 99.8%.

99.8 Percent, Product B · +1.0% on the period

Nine products with the same wind rating ranged from 0.8% to 99.8% failure odds

Chance that at least one of 60 shingles fails in a 90 mph gust, products aged 10 years at Richburg, South Carolina, percent

Nine products with the same wind rating ranged from 0.8% to 99.8% failure oddsBar chart with 9 points from Product F to Product B, in Percent. Series: Failure chance at 90 mph (%). Values range from 0 to 100.050100Product FProduct GProduct HProduct CProduct BProduct F: 0.8Product I: 10.6Product G: 14.7Product A: 30.6Product H: 59.0Product E: 60.1Product C: 78.8Product D: 98.8Product B: 99.899.8
Nine products with the same wind rating ranged from 0.8% to 99.8% failure oddsBar chart with 9 points from Product F to Product B, in Percent. Series: Failure chance at 90 mph (%). Values range from 0 to 100.050100Product FProduct HProduct BProduct F: 0.8Product I: 10.6Product G: 14.7Product A: 30.6Product H: 59.0Product E: 60.1Product C: 78.8Product D: 98.8Product B: 99.899.8
IBHS, Table 3. IBHS labels products by letter. All carry ASTM D3161 Class F and ASTM D7158 Class H wind ratings. Source: ibhs1.wpenginepowered.com

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StandardsAfter 10 years outdoors, shingles rated for 190 mph winds had failure odds of 0.8% to 99.8% at 90 mph in IBHS tests FeatureIBHS tested nine shingle products rated for 190 mph after 10 years outdoors and put their failure odds at 90 mph between 0.8% and 99.8%.