Kingspan Thermaroof TR27 is a premium PIR insulation board, specifically designed for use on flat roofs. It’s suitable for a variety of waterproofing systems, including fully adhered single-ply membranes, partially bonded felt, mastic asphalt, and cold liquid applied systems. TR27 is engineered for both new build and refurbishment projects, offering versatility and reliability.
With thermal conductivities as low as 0.024 W/mK, TR27 stands out as one of the more efficient insulation solutions on the market. It's also compatible with most green roof systems, making it an ideal option for environmentally focused building designs.
Easy Installation and Broad Compatibility
This insulation board is lightweight, easy to cut, and straightforward to install. Unlike some traditional insulants, TR27 simplifies the process on-site—saving you time and labour costs. Its structure ensures durability while helping you meet stringent thermal performance targets, without the bulk.
TR27 is also available in tapered versions, helping you design falls into the roof surface to improve water drainage. For added assurance, it comes with FM Approval to FM 4470, making it a trusted choice for commercial and industrial flat roofs.
Available Dimensions
Kingspan TR27 boards are available in a variety of thicknesses to meet different U-value requirements:
25mm x 1200mm x 600mm – 8.64m² per Pack
50mm x 1200mm x 1200mm – 8.64m² per Pack
60mm x 1200mm x 1200mm – 7.2m² per Pack
80mm x 1200mm x 1200mm – 5.76m² per Pack
100mm x 1200mm x 1200mm – 5.76m² per Pack
120mm x 1200mm x 1200mm – 5.76m² per Pack
130mm x 1200mm x 1200mm – 4.32m² per Pack
140mm x 1200mm x 1200mm – 2.88m² per Pack
150mm x 1200mm x 1200mm – 2.88m² per Pack
Key Features
Excellent thermal performance (? as low as 0.024 W/mK)
Suitable for a wide range of flat roof waterproofing systems
Ideal for both green and conventional roofing applications
Lightweight and simple to handle on-site
Also available in tapered versions for drainage planning
FM Approved for added safety assurance
Frequently Asked Questions
1. What types of waterproofing systems are compatible with TR27?
TR27 works with fully adhered single-ply membranes, mastic asphalt, partially bonded bituminous felt, and cold-applied liquid waterproofing systems.
2. Can I use TR27 insulation for a green roof?
Yes, TR27 is compatible with most green roof systems. It provides the strength and moisture resistance needed for such applications.
3. Is Kingspan TR27 suitable for refurbishment projects?
Absolutely. Its ease of use and thermal efficiency make it perfect for upgrading existing flat roofs, as well as in new builds.
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