Strong and durable, 18 x 16 mesh, 0.011 diameter screening Protective finish prevents corrosion, strengthens weave, and enhances appearance Resists rust and will not sag Used by contractors and Do-It-Yourselfers Ready rolls enough to cover 2 averagesize windows or 1 average size screen door Economy rolls enough to cover 6 average size windows or 3 average size screen doors, plus screening left over Bright - 25" Economy Rolls Wdth In=36