Low Energy House
Location: Herne Hill, London
, UK
Status: Built
2021-24


A neglected 1920’s villa is transfigured into an urban oasis and future-facing family home. Improving the energy performance of the detached property in South London was a key concern of this project and environmental enhancements have been woven throughout. Inside, the family’s primary living space is modernised and expanded by means of a modest ground floor extension and internal reconfiguration, while a loft conversion provides essential additional accommodation and a home-working study with an amazing view.
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The redesign of the building’s interior to meet the needs of a growing, home-working family provided the driver for this low energy retrofit. A series of upgrades to the thermal envelope of the building has significantly reduced its operational energy demands while adding to its visual appeal. Dependency on fossil fuels is eliminated through the installation of an air source heat pump and a Mechanical Ventilation with Heat Recovery system.
Integrating landscaping into the design was a key ambition both aesthetically and environmentally, using trees and planting to increase biodiversity and provide shade. Through these unassuming interventions, the project has created more generous, flexible and usable spaces, inside and out.








Process
Concept design
Construction photos













Original condition of the house when purchased






Drawings





192.
Low Energy House
Year:
2021-24
Restrictions: Conservation area
CF team: Oliver Cooke, Francis Fawcett, Laura Davis-Lamarre, Millie Johnson, Zoe Cavendish
Structures: SD Engineers
Sustainability: Ben Allwood
Contractor: JK Construction







