Frequently Asked Questions - InstaFlame Design & Build

We’ve answered some of the most common questions we receive about extensions, loft conversions, refurbishments and design & build projects. If you can’t find the answer you’re looking for, please contact our team for friendly advice and support.

  • How much does a house extension cost?

    Every project is different depending on size, specification and structural requirements. Following a site visit, we can provide a detailed quotation tailored to your project.

  • Do I need planning permission for an extension?

    Not always. Some extensions fall under permitted development rights, while others require planning permission. We can advise you during the consultation process.

  • How long does a loft conversion take?

    Most loft conversions take between 8 and 14 weeks depending on the size and complexity of the project.

  • Do you provide architectural drawings?

    Yes. We can assist with architectural drawings, structural calculations, planning applications and building regulations.

  • Do you manage the entire project?

    Yes. We offer a fully managed design & build service, coordinating trades, materials, building control and project management from start to finish.

  • Are you insured?

    Yes. Instaflame Design & Build carries the appropriate insurance cover and works in accordance with current building regulations and health & safety requirements.

  • What areas do you cover?

    We cover South West London and Surrey including Wimbledon, Raynes Park, Kingston, Putney, Wandsworth, Richmond, Epsom, Cobham and surrounding areas.

  • How do stage payments work?

    Payments are made in agreed stages throughout the project, allowing clients to see progress before each payment becomes due.

  • Can I remain living in my property during the works?

    In many cases, yes. This depends on the scope of works and we will discuss this during the planning stage of your project.

  • Do you offer free quotations?

    Yes. We offer free site visits and no-obligation quotations for extensions, loft conversions, refurbishments and other residential building projects

Friendly advice and support

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