Welcome to Thermal Performance, we provide;

  • natHERS & BASIX Certificates
  • Section J Reports
  • Blower Door Testing
  • Installation & advice on liquid & sheet Air Barriers for Passive House

We help Builders, Designers & Homeowners with practical advice & cost-effective solutions.

We have over 30 years’ experience in Building, Carpentry & Consulting.

If you are looking for natHERS & BASIX Certificates, our advice is based on our on-site building experience & regulatory compliance.

If you need assistance with Blower Door Testing or planning & installing air barrier membrane systems, Click here to see how we could help your project!

Thank you for visiting, hope to hear from you soon!