Along with Class 4 impact resistance, Grand Sequoia® IR Shingles feature oversized tabs, extra-large design, and rugged wood-shake look. Design passes UL 2218 Class 4 testing. Sienna™ Lifetime Designer Shingles, which feature diamond-shaped design, come in 4 custom colors and carry Class A fire rating. For maximum durability and wind resistance, all Lifetime Shingles incorporate Advanced Protection® Technology. Use of Dura Grip™ Adhesive seals each shingle tightly, reducing risk of blow-off.
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