UTHERM Flat Roof PIR BG is a high performance, stiff insulation board made of PIR foam.

The board is coated with bitumen covered glass fiber on both sides.

UTHERM Flat Roof PIR BG is manufactured in accordance with EN 13165.

Technical data:

Area of application: Flat and low-incline roofs

Edges: Straight edges

Size: 600 mm x 1200 mm

Compressive strength: ≥ 150 kPa

Heat conduction ability:

0.025-0.027 W/Mk

Fire classification: F according to EN 13165

Certification: CE, Sundahus, Byggvaru assessment


  • Suitable for gluing in warm asphalt and in direct welding of bitumen based waterproof surfaces.*
  • Easy to install
  • Low weight
  • Excellent insulation qualities