UTHERM Wall flex PIR L

UTHERM Wall flex PIR L is a high performance, stiff insulation board made of PIR foam.

The board has a surface of gas-tight aluminum composite foil with low emission and is equipped with a 25 mm thick layer of mineral wool.

UTHERM, Wall flex PIR L is manufactured in accordance with EN 13165.

Technical data:

Area of application: Cavity walls, walls with air gap

Edges: Tongued edges, 11 mm

Size: 600 mm x 1200 mm

Compressive strength: ≥ 150 kPa

Heat conduction ability: 0.022 W/Mk

Fire classification: F according to EN 13165

Certification: CE


  • Excellent insulation qualities
  • No cold air behind the board thanks to a layer of soft mineral wool
  • Practical format results in less spill
  • Tongued edges prevent thermal bridges
  • Easy to install