Owens Corning DecoRidge 8-In Hip & Ridge Roof Shingles, Forest Brown/Copper Trail, 20 Linear Ft per Bundle Key Blank Kills and prevents weeds for Vinyl Patio Doors

Owens Corning DecoRidge 8 In Hip & Ridge Roof Shingles, Forest Brown Copper Trail, 20 Linear Ft per Bundle Key Blank Kills and prevents weeds for Vinyl Patio Doors Kills and prevents weeds for up to 12 months by creating an invisible barrier in the soil Metalux LED panels can be installed in grid ceilings Type Hip & Ridge Material Asphalt Package Type Bundle Underlayment Required Yes Wind Rating (MPH) 110 Bundles per 100 Sq Feet 5 Coverage Area per Package Quantity 20 Coverage Area Unit of Measure Linear feet Shingle Length (imperial) (Inches) 20 Shingle Length (metric) (Centimeters) 50 Q: Are these shingles algae resistant