Cloth & Duct Tapes

PC 721 Extreme Hold, Co-Extruded Cloth Duct Tape

Extreme hold cloth duct tape for HVAC applications to hold, seal and seam sheet metal, as well as for heavy duty industrial applications like holding, bundling, splicing, protecting and packaging. PC 721 is designed for demanding applications that require excellent conformability, tack and holding power, and its co-extruded construction means it will not delaminate.

Where To Buy Data Sheet

Features & Applications

  • Extreme hold duct tape
  • Excellent tack, conformability and holding power
  • Easy to unwind and tear
  • Will not twist or curl during application
  • Waterproof backing
    • PC 721

    Specifications

    Learn more about PC 721 in depth by exploring all of its features and uses. You can also visit TapeUniversity.com to learn more about choosing and using tapes.

    Markets

  • Building & Construction - HVAC/Insulation
  • Specialty - Made in USA

    • Construction

    Backing: Polyethylene film with a cloth carrier

    Adhesive: Natural rubber adhesive

    Liner: NA

    Properties & Technical Data

    Product Nomenclature: PC 721
    Property Standard Metric
    Adhesion to Stainless Steel 60 oz/in width 6.57 N/10 mm
    Elongation 24% 24%
    Service Temperature Range 50 F to 200 F 10 C to 93 C
    Tensile 30 lbs/in width 52.5 N/10 mm
    Thickness 11.5 mils 0.29 mm
    Physical and performance characteristics shown above are obtained from tests recommended by PTSC, ASTM, government agencies or Shurtape Technologies, LLC, Quality Assurance and Technical Service departments and do not represent product specifications or a guarantee of product performance. Individual rolls may vary from these standards (or physical properties). The user should determine whether the product is fit for a particular purpose and is suitable for the user’s method of application before use.

    Downloads

    Technical Data Sheet
    Safety Data Sheet
    Regulatory Compliance Letter
    HVAC Pro Guide

    Sizes & Colors

    Colors Available: Silver (SIL)

    Lengths Available: 60.1 yd

    Widths Available: 1.88 in

    Sizes and colors disclaimer: Lead times may apply. Please contact Shurtape customer service for information related to stock and non-stock sizes and colors.

    Storage & Usage Conditions

    Tape should be stored in its original packaging in a cool, dry area away from direct sunlight and should be used within 12 months of date of shipment. Surfaces to which tape is applied should be clean, dry and free of grease, oil or other contaminants.

    Applicable Standards

    Tested in accordance with UL 723
    FSI 5/SDI 5

    Related Products

    PC 621

    PC 621 Heavy Duty Cloth Duct Tape

    Heavy duty cloth duct tape for demanding HVAC and industrial applications.

    PC 657

    PC 657® Heavy Duty, Co-Extruded Cloth Duct Tape

    Heavy duty, co-extruded cloth duct tape for applications that demand excellent tack, holding power, durability and temperature resistance.

    Where to Buy

    Shurtape Cloth & Duct Tapes products are available both online and at retailers nationwide. Check our Where to Buy page for more information on purchasing Shurtape products both locally and online.