

Kingspan Kooltherm K5
High performance rigid Phenolic external wall insulation board.
Suitable for use behind traditional and lightweight polymer modified renders.
Unaffected by air infiltration. Resistant to the passage of water vapour.
Easy to handle and install; ideal for new build and refurbishment projects.
Faced on both sides with a glass tissue based facing, autohesively bonded to the insulation core during manufacture.
Zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).
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 Kooltherm Range includes the following readily available product thicknesses: 50mm, 60mm and 70mm.
The following thicknesses are manufactured to order and may have minimum order requirements: 25mm, 30mm, 40mm, 80mm, 90mm, and 100mm.
Product Information
General information about Kingspan Kooltherm K5
Product Application
External wall insulating board for render systems
Kingspans high performance phenolic foam board, Kooltherm K5, is suitable for use in external wall applications with render systems.
Product Make-up
Core
Kingspan Kooltherm K5 External Wall Board is a high performance rigid thermoset modified resin insulant.
Facings
Faced on both sides with a glass tissue based facing, autohesively bonded to the insulation core during manufacture.
Product Properties
Thickness | 25mm to 100mm | |
Board Length | 1.2m | |
Board Width | 0.6m | |
Board Edge | Square |
Product Prices
Buy Kingspan Kooltherm K5
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
Product Performance
Thermal Conductivity | 0.022 W/mK (insulant thickness 25 – 44 mm) 0.021 W/mK (insulant thickness ≥ 45 mm) |
|
Compressive Strength | 120 kPa at 10% compression | BS EN 826:2013 |
Vapour Resistance | > 300 MNs/gm | BS EN 12086: 1997 / I.S. EN 12086: 1998 |
Nominal Density | 39 kg/m³ |
Product | Thickness | Thermal Resistance | kg/m² |
---|---|---|---|
Kooltherm K5 30mm | 30mm | 1.40 m²K/W | 1.34 kg/m² |
Kooltherm K5 40mm | 40mm | 1.80 m²K/W | 1.74 kg/m² |
Kooltherm K5 50mm | 50mm | 2.35 m²K/W | 2.14 kg/m² |
Kooltherm K5 60mm | 60mm | 2.85 m²K/W | 2.54 kg/m² |
Kooltherm K5 70mm | 70mm | 3.30 m²K/W | 2.94 kg/m² |
Kooltherm K5 100mm | 100mm | 4.75 m²K/W | 4.14 kg/m² |
Product Certificates
Please visit the Kingspan website for product certificates.
Product Downloads
Kingspan Insulation
- 01544 388 601
- 01544 388 888
- www.kingspaninsulation.co.uk
- Kingspan Online U-Value Calculator
- [email protected]
- [email protected]