Kingspan Thermaroof TR26
High performance rigid Polyisocyanurate (PIR) flat roof insulation board.
Can be used on flat roofs with mechanically fixed single-ply waterproofing membranes.
Fully compatible with most mechanically fixed single–ply waterproofing systems.
Compatible with most green roof systems.
Fibre–free core; manufactured with a blowing agent that has zero ODP and low GWP.
Ideal for new build and refurbishment.
Resistant to the passage of water vapour.
Thicknesses and Availability:
Available in most popular thicknesses from the manufacturer; short lead-times apply as we may need to get the products in from Kingspan before delivering to site.
This Thermaroof Range includes the following readily available product thicknesses: 25mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm, 110mm, 120mm, 140mm and 150mm.
The folllowing thicknesses are manufactured to order: 40mm, 105mm, 115mm, 125mm, 130mm, 135mm, and 160mm; these may carry minimum order levels.
General information about Kingspan Thermaroof TR26
Flat roof insulating board
Kingspans high performance polyisocyanurate (PIR) foam board, Thermaroof TR26, is suitable for use in flat roofs waterproofed with mechanically fixed single-ply waterproofing and most green roof applications.
Kingspan Thermaroof TR26 is manufactured with Nilflam technology, a high performance fibre–free rigid thermoset polyisocyanurate (PIR) insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).
Faced on both sides with a low emissivity composite foil, autohesively bonded to the insulation core during manufacture.
|Thickness||25mm to 160mm|
Buy Kingspan Thermaroof TR26
Limited stock of the most popular boards sizes may be held at some of our larger depots.
Where products need to be brought in from Kingspan, please allow approx. 1 week for delivery on stocked items and up to 3 weeks on made to order thicknesses. While Kingspan keep the majority of the popular thicknesses in stock, less popular thicknesses may carry a minimum order level.
Kingspan reserves the right to change stocked products - while we will do all we can to keep on top of changes, availability and lead times my vary.
- Generally 1 or 3 working days for delivery
- Generally 1 to 5 working days for delivery
- Generally 5 to 10 working days for delivery
- Special request or made to order item, allow extended lead times. Minimum order levels may apply.
- Please call to check availability and approximate lead times
Product availability depends upon stock levels at closest depot and delivery logistics to geographic locations
Product Performance and Guides
Product Performance, Manufacturer Downloads, and Installation Guides
|Thermal Conductivity||0.022 W/mK|
|Compressive Strength||150 kPa at 10% compression||BS / I.S. EN 826: 2013|
|Vapour Resistance||> 100 MNs/gm||BS / I.S. EN 12086: 2013|
|Nominal Density||32 kg/m³|
|Kingspan TR26 25mm||25mm||1.10 m²K/W||1.11 kg/m²|
|Kingspan TR26 40mm||40mm||1.80 m²K/W||1.50 kg/m²|
|Kingspan TR26 50mm||50mm||2.25 m²K/W||1.80 kg/m²|
|Kingspan TR26 60mm||60mm||2.70 m²K/W||2.15 kg/m²|
|Kingspan TR26 70mm||70mm||3.15 m²K/W||2.50 kg/m²|
|Kingspan TR26 80mm||80mm||3.60 m²K/W||2.80 kg/m²|
|Kingspan TR26 90mm||90mm||4.05 m²K/W||3.25 kg/m²|
|Kingspan TR26 100mm||100mm||4.50 m²K/W||3.50 kg/m²|
|Kingspan TR26 105mm||105mm||4.75 m²K/W||3.65 kg/m²|
|Kingspan TR26 110mm||110mm||5.00 m²K/W||3.99 kg/m²|
|Kingspan TR26 115mm||115mm||5.20 m²K/W||4.01 kg/m²|
|Kingspan TR26 120mm||120mm||5.45 m²K/W||4.10 kg/m²|
|Kingspan TR26 125mm||125mm||5.65 m²K/W||4.42 kg/m²|
|Kingspan TR26 130mm||130mm||5.90 m²K/W||4.60 kg/m²|
|Kingspan TR26 135mm||135mm||6.10 m²K/W||4.78 kg/m²|
|Kingspan TR26 140mm||140mm||6.35 m²K/W||4.80 kg/m²|
|Kingspan TR26 150mm||150mm||6.80 m²K/W||5.10 kg/m²|
|Kingspan TR26 160mm||160mm||7.25 m²K/W||5.59 kg/m²|
Please visit the Kingspan website for product certificates.