20mm Quinn Therm QF PIR Insulation Board 2400mm x 1200mm (8′ X 4′)

Code: IW9365

Quinn Therm QF consists of a core of polyisocyanurate foam with bonded foil facings. Quinn Therm QF PIR Insulation is a high performance, fibre free board, with a rigid thermoset insulation core and faced on both sides with a low emissivity composite foil facing.

£11.83 £14.20 Inc VAT

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2 to 3 working days delivery
Low Wholesale Prices
Open to businesses & public


The gas filled cells give QF its high thermal performance and strength while its foil facings maximises performance in individual applications. Quinn Therm QF has a high compressive strength of which allows it to withstand the dead and imposed loads transmitted through the floor.

Quinn Therm QF PIR Insulation Board Specifications

  • Length: 2400mm
  • Width: 1200mm
  • Thermal Conductivity: 0.022W/mK
  • Edging: Square Edge
  • Facing: Composite Foil
  • Fire Performance
  • BS 476-7: Class 1
  • BS EN 13501-1: Euroclass F


  • High Compressive Strength
  • Suitable for domestic and most commercial applications
  • Suitable for new build and refurbishment projects
  • Optimises the performance of any underfloor heating
  • Ideal solution for upgrading the thermal performance of existing floors
  • Reduces heat loss by air infiltration through a suspended timber floor
  • Low thermal conductivity
  • Minimises the thickness required to achieve the design U-value


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