Kooltherm K15 Rainscreen Board


Premium performance insulation for use behind rainscreen or masonry façade systems

Kingspan Kooltherm K15 Rainscreen Board is a premium performance insulation with a fibre-free rigid thermoset phenolic core.

It is manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).

Offering thermal conductivities as low as 0.020 W/m·K, it is suitable for use behind rainscreen cladding systems and masonry façades.

Product brochure

Our product brochure includes information on fire performance, handling advice and installation guidance.

Kooltherm K15 Rainscreen Board

Product information

Thermal conductivity  (thickness of insulation)  0.023 W/m·K (15 - 24 mm)
0.021 W/m·K (25 - 44 mm)
0.020 W/m·K (≥ 45 mm)
Facings Low emissivity composite foil
Core Premium performance rigid thermoset phenolic insulation manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP)
Board size 1.2 x 2.4 metres
Green Guide Rating Kingspan Kooltherm K15 Rainscreen Board achieves a Green Guide Rating of A+

Façades and fire safety

Compliance with Amendment to Approved Document B Volume 2

For facades incorporating Kingspan Kooltherm K15 Rainscreen board in England

Rainscreen Cladding Technical Bulletin

Case studies

Do you need help or advice on a project?

Contact our experienced technical services department today.

Get in touch

Kingspan Insulation Ltd

For queries relating to insulation boards, cavity closers or membranes.





General enquiries: 01544 388 601

Technical advice: 01544 387 382

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