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We stock all of the adhesives you need to build your truck or caravan shell. 


Lavender Composites stocks the Bostik range of adhesives. The Simson ISR 70-03 is the optimal sealant/adhesive to use on composite panels because of its elasticity and high strength.


  • Good to use on joints due to its elastic properties
  • Solvent, isocyanate and PVC free
  • UV resistant
  • Most substrates do not require the use of a primer
  • Odourless and fast curing
  • Paint compatible with most industrial paints
  • Paintable after skin forming
  • Pick resistant
  • Suitable as a sealant for small gaps
  • Available in white (grey and black on request)


Bostik Simson ISR 70-03 is used by the industrial, commercial, transport and automotive industries as the elastic bonding and sealing agent for motor vehicles, trains, caravans, buses and trucks.

Why choose Bostik?

This modified silane polymer from Bostik is suitable for making constructive joints that require high strength. Bostik Simson ISR 70-03 is:

  • suitable for constructive joints that need to be high strength
  • neutral, odourless and fast curing
  • solvent, isocyanate and PVC free
  • highly UV-resistant with very good ageing properties
  • good for adhesion on several substrates without the use of a primer
  • suitable as a sealant/adhesive for small gaps (2mm)
  • the perfect elastic adhesive/sealant for building the body of a truck, van or caravan.

Stock Availability

Lavender Composites stocks the adhesive in both 290mL cartridge and 600mL sausages.

Ask us questions about your project and request a quote.

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