Nashua 557 Premium Grade Flex Duct Tape [UL181B-FX listed]

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Nashua 557 Premium Grade Flex Duct Tape is high performance printed duct tape specially engineered for flex duct systems. The tape acts as a superior closure system for use with flexible air ducts and air connectors. Recommended for use on UL list flexible air ducts in accordance with manufacturers' installation instructions. For use in heating, air conditioning, ventilating and refrigeration applications. Suitable for bonding, protecting, holding, repairing, and patching. Nashua 557 is a UL 181B-FX listed product. It possesses excellent shear properties and superior quality, performance, and tensile strength. Shows excellent resistance to mold growth, humidity, flame spread, smoke generation, and the effects of high temperatures. Low VOC content and can contribute toward requirements for EA Credit 1 (Optimize Energy Performance) and toward satisfying EQ Credit 4.1 (Low Emitting Materials) under LEED®.

Alternative To
Shurtape #DC-181
* alternative to is not the same as equivalent to so please ensure the specifications listed are suitable for your application
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Technical Specifications

Nashua 557 Premium Grade Flex Duct Tape [UL181B-FX listed] Specifications

  • Adhesive: rubber   How are adhesives different?
  • Carrier/Backing: polyethylene (PE) coated cloth
  • Thickness: 14 mils (carrier, adhesive)    What is a mil?
  • Adhesion: 45 ounces per inch (to stainless steel)
  • Adhesion to Backing: 35 ounces per inch
  • Tensile Strength: 29 pounds per inch (longitudinal)
  • Service/Operating Temperature: 40°F to 200°F
  • Smoke Developed Index: 15
  • Flame Spread Index: 15
  • VOC Content: < 1 g/L
  • Certifications: UL181B-FX Listed; EA Credit 1 (Optimize Energy Performance) and EQ Credit 4.1 (Low Emitting Materials) under LEED
  • Core: 3" diameter
* specifications are those given by manufacturers and are not tested for accuracy
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Ordering Options
Quantity:    Rolls or Cases? View Complete Pricing on all Available Sizes
Color: Metallic
Roll Size: ** 2 in. x 60 yds.
$ Price per item will display once
the above selections are made.
** Adhesive tape products are NOT guaranteed to be splice-free. Sizes shipped will typically be the tape industry standard metric-cut sizes, i.e. 24mm for each 1 inch of nominal tape width ordered (rolls are approximately 5% narrower than the nominal size). Please contact us to inquire about pricing for full-cut widths; e.g. a 6 inch roll cut to 152mm instead of 144mm.
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Pricing Table
2 in. x 60 yds.557/26024SINGLE ROLL

(1 to 23 rolls)


(24 to 119 rolls)


(120 to 239 rolls)


(>= 240 rolls)









* see individual roll price to left







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