2. Roland Hill
• Established 1951
• Domestic and
Commercial Sector
• Sustainable Solutions
• All in House Trades
• 50%of staff have over
10 years service
• Accreditations
• Experience
3. Introduction
• Case study on a construction project
• Overview of integration of renewable
technologies
• What does the future hold?
4. Case Study – How Cottage
• Renovation Brief
– To take 150yr old traditional lake district
cottage.
– Bring up to current building regulations.
– Reducing heat loss allowing renewable
energy to be a viable option.
5. Case Study How Cottage
• Renovation
– External Insulation
– Internal Vacupor Insulation
– New highly insulated roof
– Heating system upgrade
– Removal of the existing oil boiler
– Heated by an Air Source Heat Pump
6. Case Study How Cottage
New Extension
•Provide a modular extension 180m2
•Installed and water tight in one day.
7. Case Study How Cottage
• New Modular Extension
– 10 Modules due to access
– Factory Built in 12 weeks
– Wall/Roof = 0.12 W/m2k
– Under Floor Heating Installed
– 8kW Air source heat pump
– 2.0 kW PV panels
– Mechanical Ventilation and heat recovery
8. Case Study How Cottage
• Conclusion
– Seamlessly blended traditional and MMC
– Highly innovative off site construction
– Fabric first approach
– Fully integrated renewables
– Gives a comfortable efficient home for years
to come…….
9. Integration of renewable energy
• Get the right renewable for the building,
one does not suit all.
– Solar PV
– Solar Thermal
– Heat Pumps
– Biomass
• Take into consideration
– Heat loss
– Electricity supply
– Local resources
– Orientation of building
10. What does the future hold
• EPC’s Green Deal
• Improved building regulations
• Renewable Objective
• Reduction of carbon emissions
• More efficient buildings less reliant on
fossil fuel