Thermal image of window/wall junction thermal bridge

John Butler – Sustainable building consultancy

Assisting with energy efficient, low-carbon building, using sustainable materials and approaches

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
  • Guidance on use of sustainable materials and low embodied carbon construction
  • U-value calculations
  • Thermal bridging analysis of building junctions and advice on improving their thermal performance

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