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0421/4421 – Cleanroom Barrier Tape | “CAUTION” Printed | Plastic Core | No Adhesive | 3″ Wide X 3 Mils Thick X 1000′ Long


Availability: In Stock

Manufactured to order - $200 minimum; typically 25 day lead time. Contact us, we have limited inventory on hand that can ship right away!  UltraTape 4421/0421 is a cleanroom barrier tape, used to create an OSHA compliant, highly visible marker for dangerous areas. This non-adhesive tape is a plastic core with a polyethylene coating. It is yellow with "CAUTION" printed in black lettering . UltraTape 4421/0421 provides the following benefits:
  • Designed for critical environment construction and support applications
  • 3" wide tape for extra large print
  • 3 mils thick for high tensile strength and reliable performance
  • Cleanroom Certified (UltraClean and Classic Clean packaging available)

UltraTape 4421/0421 Data Sheet

Backing Plastic core with polyethylene coating
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 YE (Yellow with Black Print)

Clean Packaging options for UltraTape
UltraClean: UltraClean offers products that are inspected and individually wrapped in cleanroom polyethylene bags and offers the highest level of cleanliness available for today’s critical environments. UltraClean meets requirements for Class 1 to 1,000 (ISO Class 3-6) cleanrooms.
Classic Clean: Classic Clean offers cleanroom packaging and is ideal for keeping products safe from environmental contamination prior to use. Classic Clean meets requirements for Class 10,000 to 100,000 (ISO Class 7-8) cleanrooms.

Storage: Material should be stored at 70 degrees Farenheit and 50% relative humidity

Installation: To achieve best result, surface must be clean, dry, and free of foreign material, dust, and oil. Apply firm, sustained pressure to obtain optimal adhesion.

Values provided should not be used for specification purposes. Each user should perform their own tests in the actual intended application and environment to determine suitability and assumes all risks and liabilities connected with using this product.

Part Numbers: 0421YE300-P1S, 4421YE300-P1D

Weight N/A







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