Check out CR’s top-rated 3-tab, architectural, and multilayered architectural asphalt shinglesCR’s tests simulate the effects of weather and sun exposure to determine how roofing shingles will ...

PROS: One of the few roof materials suitable for a low-slope or flat roof. Fairly inexpensive. CONS: Short lifespan compared to other roof types - up to 20 years. PROS: Excellent insulators.