top of page
unilin hero image.jpg

Unilin Insulation

Maximize energy efficiency with Unilin high-performance rigid PIR insulation boards. Engineered for low thermal conductivity and exceptional compressive strength, these lightweight boards deliver superior U-values with minimal thickness across flat roofs, pitched sarking, cavity walls, and floor assemblies.

Find Your Local Roofbase
490-gggkkiib25fefa8fe71463008dab1c1fae2fc01d4c95dc4c20d477becf752d84n.jpg

In our range of insulation products is Unilin Insulation (previously known as Xtratherm)  


Unilin's comprehensive range of BBA certified high performance flat and tapered roof insulation boards provide a guaranteed quality solution to flat roof specification. 


Roofbase has extensive stocks of PIR flat roof insulation boards for use with the following waterproofing materials:  


  • Torch on or pour and roll bitumen membranes  

  • Fully adhered or mechanically fixed single ply membranes  

  • Liquid waterproofing systems  

  • GRP or EPDM Rubber systems  

  • Mastic Asphalt 


Stock thicknesses range from 30mm up to 120mm with thicker boards available to order. 


Tapered insulation boards can also be supplied in a cut to falls design specific to your roof requirements. 


The Roofbase staff will be able to guide you in what thickness of insulation you will require to meet the necessary building regulations and also supply you with the right board for the job! 

Find Your Local Roofbase
bottom of page