The Kingspan Thermaroof TR27 is a high-performance, polyisocyanurate insulation board for flat roofs that are waterproofed, with fully adhered single-ply, partially bonded built-up felt, mastic asphalt and cold liquid applied.
The TR27 has thermal conductivity values of 0.027 W/mK below 80mm thickness, 0.025 W/mK between 80-119mm thickness and 0.024 W/mK above 120mm thicknesses. The product has a Euroclass E certificate in terms of reaction to fire, compressive strength of 150 kPa (10% compression) and is manufactured in board sizes 1.2 x 0.6, 1.2 x 1.2, 1.2 x 2.4 (metres).
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0.026 W/m·K (< 80 mm)
0.025 W/m·K (80 – 119 mm)
0.024 W/m·K (≥ 120 mm)
150 kPa (at 10% compression)
Coated glass tissue
High performance rigid thermoset polyisocyanurate (PIR) insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP)
1.2 x 2.4 metres