Build Better

New Zealand’s leading supplier of premium wall and roof underlay, high performance insulation products and roof safety mesh.

"We provide best in class insulation and weathertightness solutions that enhance the spaces people live and work."

Niall Horgan, Managing Director

Kingspan Thermakraft is the only New Zealand manufacturer of synthetic wall and roofing underlays, developed specifically to comply with the New Zealand building code and climatic conditions.  We are a recognised leader in the industry, always looking for innovative solutions to make New Zealand homes smarter, safer and healthier. 


Our Thermakraft product range includes over 30 individual products with specific focus on permeable wall and roof underlays. Our state-of-the-art powder adhesive and ultrasonic laminating machines are unique to the Southern hemisphere.


Our product formulation has been developed and proven over many years to ensure optimum performance and reliability. At our core is a mantra of excellence that extends to our products, our environment, and every touch point with our market.

Experience & Reliability

Thermakraft has a history of excellence, producing the latest technology in wall and roof underlays to world class quality standards that are rigorously tested and proven in the Australasian market.


Our products are supported by a market leading technical service to ensure our customers and end users have easy access to technical information when making important decisions around products and applications.

Quality Control

Controlling our own manufacturing means control over quality. We operate to ISO9001 standard with an exemplary record. Every batch of underlay that comes out of our factory is rigorously tested to Australian and New Zealand standards.

High Performance Insulation

Kingspan is a global leader in insulation and building envelope solutions. We focus on innovation that makes a difference to you, offering high performance rigid insulation and ultra-thin flexible insulation products.


Kingspan brings together Kooltherm and Thermakraft products to provide an integrated solution that will make your home warmer, drier and healthier.


We are Planet Passionate

We have set ourselves ambitious and measurable targets for energy, carbon, circularity and water management. Explore our programme and learn how we are transforming our business and products in line with our Planet Passionate vision.


Research & development

Our in-house R&D laboratory is central to our ethos of innovation and product excellence. 


We continue to push the boundaries in developing new products so that we can meet the needs of the industry in a continuously evolving environment. 


We are constantly developing and testing new innovations and production methods to remain at the forefront of building technology. 

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