Pipe and Duct Insulation

We are the UK’s leading trade supplier of Kaiflex ST class O pipe and duct insulation. Our insulation is suitable for high and low temperature environments such as heating and cooling systems, and can come with a self adhesive, halogen free, F-Alu pre coated plus more.

Our pipe and duct insulation features a flexible closed cell rubber insulation; Kaiflex ST Class O reliably prevents condensation and reduces energy loss. By incorporating a water vapour barrier into the insulation cell structure Kaiflex ST Class O can effectively eliminate water vapour migration and retain outstanding performance over the entire system life.

By combining anti-microbial resistance into a Class O fire rated, closed cell, rubber that is completely dust and fibre free, Kaiflex ST Class O can be used in any kind of public, commercial or industrial building without impacting on health or the quality of air. Available in tube, coils and sheets for use on air-conditioning, refrigeration, chilled water, heating and hot water pipes and air-distribution ductwork. Kaiflex ST Class O is versatile insulation with consistent and reliable technical values.

Our pipe and duct insulation features:

  • Closed cell structure with in-built water vapour barrier
  • Inherent moisture resistance with long lasting protection against corrosion
  • Excellent thermal values minimise energy loss
  • Flexible, dust and fibre free, nature allows for ease of installation
  • In-built anti-microbial resistance

We also stock pipe and duct insulation and high temperature insulation foam, suitable for outdoor split air conditioning and solar hot water pipes that operate at temperatures up to 150°C

A full list of available sizes and quantities are available on our downloads page.