4’ x 101’-1/4’  (Total: 45 sq. yds.)8’ x 101’-1/4’ (Total: 90 sq. yds.) Single Net – 100% Rocky Mtn Aspen used for slopes 2:1 or less and areas of light to moderate rainfall & runoff. Double Net – 100% Rocky Mtn Aspen used on slopes up to 1:1 and areas of moderate to heavy rainfall.