Amerimax Aluminum Roll Flashing 0.0078 " 20 " X 50 ' Aluminum roll valley protects against water infiltration and has a variety of uses including trim around windows and doors, flashing around skylights and dormers, do-it-yourself projects, and hobbies. It is most commonly used in a valley where 2 roof lines meet in a V. Easy to , bend, and shape. Size: 20 In. x 50 Ft. Thickness: .0078 In. (Versa) Color: Mill Material: Aluminum Finish: Smooth Features Made in United States USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.