Weathertight’s ribbed design assures snug, weather-tight joints and positive free-running drainage. Ideal for roofs and siding on most types of structures, its low rib design allows its use on 4/12 pitched roofs and higher. The 32″ coverage makes it adaptable to most buildings. The flat top ribs are easy to fasten, allowing quick and easy installation with professional results. A full range of flashings and accessories are available and are precision-formed to ensure exact watertight fit at all joints Translucent panels and foam closures are also available.