Rather place your order over the phone? Trade customers can call us directly to place new orders on 0208 2641 144. Lines open 8am - 10pm 7 days/week.

The Kingspan Thermaroof TR27 is a high-performance roof insulation board designed for flat roofs. With a thickness of 120mm, the 120mm Kingspan Thermaroof TR27 provides excellent thermal efficiency. This product is ideal for use in both new builds and refurbishments, ensuring optimal insulation. The Kingspan TR27 120mm is lightweight and easy to handle, making installation straightforward. It is suitable for various applications, including warm roofs and inverted roofs. Choose the Kingspan Thermaroof TR27 for reliable and effective insulation solutions.
| Material | Polyisocyanurate (PIR) foam |
| Type | Rigid board |
| R-value | Approximately 5.6 per inch of thickness |
| Thickness | 120mm |
| Dimensions | 1.2m x 1.2m |
| Application | Roofs |
| Installation method | Glued or mechanically fixed to the roof deck and/or waterproof covering |
| Fire rating | Class 0 as per Building Regulations |
| Moisture resistance | Water resistant due to composite foil facing on both sides |
| Compression resistance | Typically >150kPa at yield or >175kPa at a particular percentage deflection |
| Vapor transmission | Low vapor permeability due to aluminum foil facings, typically <0.002g/m²/day |
| Sustainability features | Zero Ozone Depletion Potential (ODP), low Global Warming Potential (GWP) |