Here at Insulation King, our selection of Kingspan Kooltherm K5 EWB is your gateway to premium external wall insulation boards. Designed for outstanding thermal performance, these boards are compatible with masonry walls, ideal for installation behind both traditional and lightweight polymer-modified renders, and can be installed from the outside.  

What is Kingspan Kooltherm K5 EWB? 

Kooltherm K5 EWB is a cutting-edge external wall insulation board specifically designed to enhance thermal performance and energy efficiency in buildings. This premium product stands out for its exceptionally low thermal conductivity, boasting an impressive rating as low as 0.021 W/mK. What makes Kooltherm K5 EWB particularly noteworthy is its ability to enable incredibly thin wall constructions while still delivering superior insulation. 

One of the standout features of Kooltherm K5 EWB is its adaptability for retrofits in existing properties, where installation occurs externally without causing any disruption to the occupants. 

Kingspan Kooltherm K5 EWB is ideal for: 

• Masonry walls  
• External wall insulation  
• Thin wall constructions  
• Traditional renders 
• Polymer-modified renders  
• Retrofitting  

Buy Kooltherm K5 EWB Online  

At Insulation King, we offer Kooltherm K5 EWB in a wide range of sizes including 25mm and 30mm, all the way up to 80mm, 90mm, and 100mm. Don’t miss out – get the premium products you need for successful insulation today!