Get quotes to build a mansard loft conversion in Nw from £51848

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Mansard loft conversion cost in Nw

Mansard loft conversions are ideal if you want to maximise the space in your home. Extending your roof out into a flat roof with an almost vertical wall, they almost always require planning permission but can add significant value to your home.

Mansard loft conversions range from the cheapest installation of £51848 (NWL BUILDERS LTD based in W1T) to the dearest of around £52000 (Masters Construction UK based in NW1).

While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.

Get quotes to install a mansard loft conversion in Nw by posting a job with HaMuch and we'll send it to extension builders in Nw. 

Estimates for mansard loft conversion near Nw
  • How much does a mansard loft conversion cost?
  • What is a mansard loft conversion?
  • Factors that affect the cost of a mansard loft conversion
  • Additional costs to consider with a mansard loft conversion
  • How long does a mansard loft conversion take?
  • Do I need planning permission for a mansard roof?
  • What is the difference between a dormer and a mansard?

  • Estimates for common extension builder jobs in Nw;



    Rates for other Nw trades

    Extension Builders in Nw
    Estimate Mansard loft conversion cost in Nw based on hourly/daily rate (excluding VAT or callout charges)
    Business name Mansard loft conversion cost
    Masters Construction UK, London, NW1 £52000
    KRIER DESIGN, Greater London, NW1 £51944
    McCracken Consult & Construct, Greater London, NW1 £51944
    UR Interior, Greater London, NW1 £51944
    NWL BUILDERS LTD, 4th Floor, Silverstream House, 45 Fitzroy Street, Fitzrovia, London, Greater London, W1T £51848
    Square Foot Basements Ltd, London, Greater London, NW1 £51848
    EDGE2 Properties, London, Londonderry, NW1 £51848
    Simone Pinducciu - Mesoni Ltd, Greater London, W1W £51944
    NARCH Ltd, Greater London, WC1H £51944
    Forster & Sons, London, Greater London, NW1 £51848
    Mark Collett Design and Build, 8 St Georges Terrace, Primrose Hill, London, Greater London, NW1 £51848
    Citygate, London, WC1H £51944
    Atlant Construction, London, Greater London, W1T £51848
    UCS UK Ltd, Greater London, W1W £51944
    Eternal Solutions, Greater London, W1W £51944
    KBB Master Builder LTD, Greater London, W1W £51944
    Italian Soft Leather Purses, Greater London, W1W £51944
    Grand Phase Ltd, 85 Great Portland Street, London, Greater London, W1W £51848
    KBB Master Builder Ltd, Greater London, W1W £51944
    Teammax LTD, 85 Great Portland Street, London, Greater London, W1W £51848
    Design 2000 UK Ltd, Greater London, W1W £51944
    Capatus properties ltd, Greater London, W1W £51944
    JAY Executinos LTD, London, W1W £51944
    DeHome Studio, Greater London, N1 £51944
    Niko Jikuri, London, NW1 £51944