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