NZEB Retrofit

NZEB Retrofit

This course aims to provide participants with the principles and practices required to effectively retrofit dwelling’s to reduce energy demand and carbon emissions while improving comfort.


  • Part L Retrofit Requirements for ‘Major Renovations’
  • Thermal Envelope and Building Physics – impact of thermal envelope on building performance in Retrofit.
  • Thermal Insulation – solutions for Retrofit
  • Thermal Bridging – how to address common thermal bridging issues.
  • Airtightness, Vapour Control and Windtightness
  • Windows
  • Ventilation – how to provide good indoor air quality
  • Heating – space heating and domestic hot water
  • Renewable Energy – employ a renewable energy contribution.

Course Duration

  • Two days in training campus

Assessment Details

  • N/A

Eligibility Criteria

  • Must have completed NZEB Fundamental Awareness

Course Fees

  • This course is fully funded through the Skills to Advance programme


  • City & Guilds Assured Certification
  • CIF Approved

Upcoming Dates


Public Dates 

Onsite 25th and 26th June (9.00 – 16.00/16.30) 

Booking Link: 



Onsite: 16th July and 17th July (9.00 – 16.00/16.30) 

Booking Link:

For bookings please contact Bebhinn or Karen at / 0858049519