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 +/-0.3 mil
Adhesion to Steel 180 degree Peel NA
Operating Temp Up to 200° F
Elongation at Break 300%
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