Retrofit Services

REDS Group is supporting the transition to a sustainable future through the decarbonisation of housing stock and commercial property across the UK.

Comprehensive solutions

We offer an end-to-end service, from initial energy efficiency assessments and building surveys, through to the installation of energy efficient measures using a fabric-first approach. We are committed to delivering tailored solutions that make a lasting impact on the energy performance and environmental footprint of properties.

Optimal Sustainability

We aim to achieve a significant energy reduction and a minimum EPC rating of C or above through a variety of measures, with specific expertise in insulation installation.  Our team of accredited experts specialise in cavity wall, flat roof, loft and underfloor insulation, as well as double and triple glazing for windows and doors.  

Consultancy Services

Our experts also offer consultancy on funding opportunities, technical specifications, cavity insulation, damp and mould remediation, providing thorough guidance tailored to your specific needs.


Retrofit and Decarbonisation  Services:
  • Energy efficiency assessments
  • Site surveys
  • Insulation installation – loft, flat roof, underfloor, internal wall
  • Cavity extraction & fill


  • Insulation rectification
  • Draft proofing
  • Glazing
  • Consultancy
  • Renewable energy