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Gradient manufacture thermal insulation boards that are suitable across a wide range of warm flat roof applications including torch-on, built-up felt, mastic asphalt, single ply membrane and liquid waterproofing systems with either concrete, steel or timber decks.

Available in a wide range of thicknesses, with low thermal conductivities and high compression strengths, our insulation boards can assist in meeting the required thermal regulations in refurbishment and new build projects.

Eurothane Eurodeck

A high performance PIR foam insulation board for use in warm flat roofs under mechanically fixed single-ply membrane waterproofing systems.


Deck VQ: super-slim insulation which maximises thermal performance in limited space applications.

Powerdeck F

Powerdeck F: a high-strength PIR boards with excellent thermal performance.

Powerdeck U

A PIR foam board with a unique bituminous facing, suitable for torch-on, mastic asphalt, built up felt and bitumen compatible single-ply membrane waterproofing systems.


Plylok®: a PIR board for warm flat roofs and single-ply waterproofing systems.