• CTF-04

CTF-04 – PIR Bitumen Faced

CTF-04 is a bitumen/glass fibre faced tapered PIR system used in warm roof applications to create suitable falls under any compatible bitumen based torch on membrane system. This system provides excellent thermal performance and available with falls of 1:60, 1:80 and 1:120 (subject to quantity).

Download Technical Data Sheet (PDF)
SKU: CTF-04 Category:


  • CFC, HFC and HCFC-free
  • Ozone Depletion Potential of zero
  • Global Warming Potential <5
  • BRE Green Guide A generic rating
  • Easy handling and installation

U Values

Each scheme is individually designed to achieve the required U value. Contact our technical department for further information.


Must be installed in accordance with manufacturer’s recommendations. Contact our technical department for further information and compatibility.

Thermal Conductivity

PIR (bitumen faced) – 0.024-0.027 W/mK

Compressive Strength

PIR 150 kPa @ 10% compression

Board Size

1200 x 600mm (flat packers)
1200 x 1200mm (tapered)


Designed to achieve the required U value


Fully bonded with non-solvent PU adhesive
Mechanically fixed with thermally broken fasteners