Our products are specifically manufactured with the application in mind.
If you don’t see what you are looking for please contact our Technical Team


  • Good adhesion to a wide range of substrates
  • Good UV resistance
  • Highly conformable
  • Remains flexible throughout its service life
  • Easy and accurate to use with little waste and no mess

Or call: +44 (0)1590 684400

0303 is a general purpose butyl tape.

Product uses

  • 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
  • For sound deadening applications, particularly in vehicle construction
  • For use as a water seal in various caravan construction applications


Unit Nominal Value Test Method
Dynamic Tensile Adhesion N/cm2 40 H5
Dynamic Shear Adhesion N/cm2 12 H15
90° Peel Adhesion N/cm 7 H48
180° Peel Adhesion N/cm 8 H41
Specific Gravity g/cm3 1.7 H6
Moisture Vapour Transmission Rate g/m2/24hr/mm 0.17 ISO9932 / BS ISO 15106
Service Temperature Range °C -40 to +90
Short Term Temperature Range °C + 120

H = HS Butyl Test Method

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For cartridge and anciliary products please visit our sister company Hodgson Sealants (Holdings) Ltd

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