Used for instalation on your RV and/or Motorhome like the Fleetwood, Winnebago, Forest River, Thor, Skyline, Monaco etc. It is a heavy grey mastic, flexible putty tape for use under moldings, around windows, doors and vents. Comes 3/16" thick and 1" wide on a 20 foot roll.

3/16" X 1" X 20' rolls