Thermal image of window/wall junction thermal bridge

John Butler – Sustainable building consultancy

Energy assessment and consultancy on energy efficient low-carbon building and retrofit, using sustainable materials and approaches.

Reduce your environmental impact and your heating costs.

Services offered include:

  • SAP assessments for new-build dwellings, extensions and refurbishments (registered with Stroma Certification and fully insured)
    Includes Building Regulations compliance reports, Predicted Energy Assessments, and Energy Performance Certificates
  • Advice on achieving high standards of energy efficiency
  • Sustainable development consultancy
  • Guidance on use of sustainable materials and low embodied carbon construction
  • Carbon impact of different constructions calculated
  • U-value calculations
  • Thermal bridging analysis of building junctions and advice on improving their thermal performance