Extruded Tape

2239 USES

2239 is an extruded butyl tape.

  • For sealing lap joints in roofing and cladding systems
  • For use as an air, dust or water seal for compression joints and seams
  • For sealing duct flanges in HVAC systems


  • Good adhesion to a wide range of substrates
  • Good UV resistance
  • The softer composition makes this product highly conformable
  • Easy and accurate to use with little waste and no mess
  • High tack
  • Remains flexible throughout its service life


Unit Nominal Value Test Method
Dynamic Tensile Adhesion N/cm2 18 H5
Dynamic Shear Adhesion N/cm2 14 H15
90° Peel Adhesion N/cm 7 H48
180° Peel Adhesion N/cm 11 H41
Specific Gravity g/cm3 1.65 H6
Moisture Vapour Transmission Rate g/m2/24hr/mm 0.24 ISO9932 / BS ISO 15106
Service Temperature Range °C -40 to +90 °C
H = HS Butyl Test Method

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