TruDefinition®Duration®Shingles arespeciallyformulated to provide great contrast anddimension to any roof.Through the useof multiple granule colors and shadowing,TruDefinition®Duration®Shingles offer a trulyunique and dramatic effect. This exclusivecombination of color and depth is what makesTruDefinition®Duration®Shingles like no other.TruDefinition®Duration®Shingles are availablein popular colors with bold, lively contrastand complementing shadow lines for greaterdimension. They feature a Limited LifetimeWarranty*/‡‡(for as long as you own your home) anda 130-MPH Wind Resistance Limited Warranty*.TruDefinition®Duration®Shingles are producedwith StreakGuard™Protection to inhibit the growth ofairborne blue-green algae*that can cause unsightlydark streaks on your roof. Owens Corning providesa 10-year Algae Resistance Limited Warranty.*Beyond the outstanding curb appeal and impressivewarranty coverage, they also come with the advancedperformance of patented SureNail®