4.5 mil low density polyethylene film tape coated on one side with a synthetic solvent rubber based adhesive. Backing has been stabilized with additives to resist the effects of UV exposure. Its adhesive system remains permanently tacky and bonds well to most surfaces over a wide range of temperatures.

Applications...
Designed for masking of windows and doors in stucco applications. Ideal for polyethylene splicing or seaming in construction applications.
Physical properties ...

Alternative to Scapa #234 & Covalence Red Baron; Permacel #224LB.

Mill:

• A "mil" is a unit of thickness equal to one thousandth of an inch. 
• To convert mil to inches take mil & divide by 1000. 
• Thus, a 2 mil bag would be .002 inches thick.
• Example: Ex: 2 mil/1000 =.002 inches