Shadow Ridge Algae Resistant is a premium ridge cap shingle with exceptional wind resistance, ease of installation, and durability for an attractive finish.

Shadow Ridge Algae Resistant is a premium ridge cap shingle with exceptional wind resistance, ease of installation, and durability for an attractive finish.

Shadow Ridge Algae Resistant is a premium ridge cap shingle with exceptional wind resistance, ease of installation, and durability for an attractive finish.

Shadow Ridge Algae Resistant is a premium ridge cap shingle with exceptional wind resistance, ease of installation, and durability for an attractive finish.

CertainTeed Swiftstart® metric starter shingle is designed specifically for use with CertainTeed Landmark® Series shingles. Rather than cutting expensive field shingles to use as starters, you can save time and money by starting with Swiftstart.