NBS Source
Alumasc polyurethane GTF


A range of polyurethane, cork and mineral wool insulation products which can be utilized within a single layer or built-up high performance roofing system. The insulation board can be tapered to create falls and can be fixed to the roof by hot pour and roll applications, cold applied adhesive or mechanically fixed.

General information

Uniclass 2015

Pr_25_71_63_66 Polyisocyanurate (PIR) foam boardsPrimary


J41/420 Rigid urethane foam warm deck roof insulation

Specification data - Polyisocyanurate (PIR) foam boards

Product Reference

Alumasc polyurethane GTF




Not required

Alumasc polyurethane GTF

Straight board

Tapered board


Laid in cold adhesive

Laid in hot bitumen

Loose laid

Mechanically fixed


___ mm

Product Options

Insulation thickness:

Alumsac Technical Services can advise on the most economical thickness of thermal insulation, depending upon the required U-value.


Alumasc Roofing Technical Brochure

Alumasc Roofing Technical Brochure

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