The 3-tab asphalt roofing shingles in the IKO Traditional Collection have stood the test of time. They remain an affordable choice for those who seek weather protection and color blends to complement their home. Marathon shingles are manufactured with IKO’s computer-controlled technology for consistent size and shape. With built in algae resistance to help inhibit the growth of bue-green algae that can cause unattractive black stains and discoloration. Available in different colors.
