ITS25    mg per foot (ft)                           18.37 mg/ft

            mg per roll (165 ft)                      3031.05 mg/roll

ITS19    mg per foot (ft)                           13.975 mg/ft

            Mg per roll (165 ft)                      2305.88 mg/roll

ITS 12   mg per foot (ft)                           8.265 mg/roll

            Mg per roll (165 ft)                      1423.13 mg/roll