UltraTape 4421 / 0421


Cleanroom "CAUTION" Barrier Tape

UltraTape 4421/0421 are non-adhesive caution barrier tapes made with polyethylene film on plastic cores and printed with easy-to-read letters. UltraTape 4421/0421 is a yellow with black barrier tape printed with "CAUTION". These barrier tapes are used to section off dangerous areas from general access.

Backing Polyethylene
Adhesive No Adhesive
Total Thickness 3.0 mil
Adhesion to Steel 180 degree Peel NA
Operating Temp Up to 245° F
Elongation at Break N/A
Tensile Strength >10 lbs/in
Length 1,000 ft
Available Colors Yellow with Black Print

Color Options

  • (YE) - Yellow w/Black Printing

Standard Size Options

  • 3"
* Custom sizes are available upon request

Cleanliness Levels

  • UltraClean Cleanliness at UltraTape UltraClean | Class 1 (ISO Class 3) to Class 1,000 (ISO Class 6) Standards
  • Classic Clean | Class 10,000 (ISO Class 7) to Class 100,000 (ISO Class 8) Standards

* Samples are available for most products upon request