Case Studies
Explore the work we’ve done to make homes and businesses more energy efficient.
Woodbridge Road
Design & Feasibility
Insulation Upgrades
Air Source Heat Pump
Solar PV
Whole-home energy upgrade featuring improved insulation, a 10 kW air-source heat pump, and 3.56 kW solar PV, cutting heating demand by 70%.
Hermes Court
Design & Feasibility
Flat Roof Insulation
Cold Roof Construction
Our team completed the installation of external flat roof insulation across a total area of 260 m² at Hermes Court.
Residential Block - South Street
Design & Feasibility
Flat Roof Insulation
Solar PV
Electric Storage Heaters
Our team completed a multi-faceted upgrade at Romford Flats, focusing on key areas of the building’s energy performance
St Clements Court
Design & Feasibility
Flat Roof Insulation
Ventilation
GRM Energy Ltd delivered a complete roof and ventilation transformation through our integrated upgrade approach
Shardloes Road
Design & Feasibility
Air Source Heat Pump
Solar PV
Smart Controls
Compact, efficient system with a 6 kW heat pump and 10 kW solar PV powering an all-electric flat with smart automation and low emissions.
Lindsey Way
Design & Feasibility
Air Source Heat Pump
Smart Controls
Renewable Heat
High-capacity 16 kW heat pump system with smart controls delivers reliable all-electric heating and hot water with strong energy savings.
Brookside Farm
Design & Feasibility
Air Source Heat Pump
Solar PV
Smart Controls
Off-gas farmhouse fitted with its first central heating system: a 14 kW heat pump, 8.2 kW solar PV, and smart thermostats throughout.
The Haven
Air Source Heat Pump
Solar PV
Insulation Upgrades
Smart Controls
Comprehensive retrofit including 11 kW heat pump, 5.7 kW solar PV, full fabric insulation upgrades, and smart zoned heating controls.
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