Undertaking a home extension in London can be an exciting endeavour, but one of the biggest questions on your mind is likely how long the process will take. The timeline for domestic projects can vary depending on factors such as the size and complexity of the project, statutory permissions, and availability of materials and labour. 

The timeframe for a sustainable home retrofit in London can vary depending on several factors, such as the size and complexity of the project, the availability of materials and contractors, and the level of customisation required. Generally, a home retrofit can take a few weeks to several months to complete.