Kooltherm Duct Corner UK 09-13

Thin and efficient premium performance duct insulation

Designed for use on rectangular, circular and flat oval ductwork, Kooltherm Duct Insulation can be used to insulate ductwork installed both indoors and outdoors, in building services and HVAC applications.

One of the thinnest and most thermally efficient products commonly available for the insulation of ductwork, Kooltherm Duct Insulation has been developed to provide premium performance with regards to insulation efficiency, fire resistance, smoke emissions and compressive strength.

Product brochure

Our brochures include product and technical data.

Kooltherm Duct Insulation brochure

Product information

Thermal Conductivity 0.022 W/mK (at 10°C, time averaged value over 25 years) Please refer to Kooltherm Duct Insulation DoP for full values. 
Euroclass B-s2,d0 – exposed foil face
NPD – non exposed tissue face
Facings Faced on one side (external face) with an aluminium vapour barrier foil and faced on the other side (internal face) with a glass tissue based facing
Core Premium performance rigid thermoset phenolic insulation core manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP)
Board Size 1.2 x 0.6 metres
Weight Approx. 2.0 kg/m2 at a thickness of 50 mm
FM Approval FM Approvals LLC - Pipe Insulation Class Number 4924 when manufactured and installed in accordance with the conditions defined by the approval.

How to Install Kingspan Duct Insulation to Rectangular Ductwork

A short video explaining how to install Kingspan Duct Insulation to rectangular ducts.

How to Install Kingspan Duct Insulation to Circular and Flat Oval Ductwork

A short video explaining how to install Kingspan Duct Insulation to circular and flat / oval ducts.

Kooltherm Duct Insulation DoP

Kooltherm Duct Insulation brochure

HVAC Ducting Installation Guide

FM Duct Insulation Certificate

Pipe and Duct EPD Bulletin

Kooltherm Duct Insulation EPD


Planet Passionate
Through our new Planet Passionate 10-year groupwide sustainability programme, we aim to make significant advances in the sustainability of our business and of our product

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