Continue Shopping
Mon-Fri / 08:30 - 21:00  |  Sat-Sun / 10:00 - 20:00
Monday - Friday / 08:30 - 21:00
Saturday - Sunday / 10:00 - 20:00
01636 370600
Basket

Project Timber accepts Visa, Mastercard, Amex & Maestro through our 100% secure SSL payment providers - WorldPay & PayPal.

Visa MasterCard Amex PayPal
01636 370600
Oops..
It appears you are visiting us on Internet Explorer 9 or earlier. Please upgrade to a later version of Internet Explorer. Alternatively, you can view our website on Google Chrome, Mozilla Firefox or Apple Safari.
Free delivery
on selected postcodes
0% interest finance
50 years experience
Manufactured in Great Britain
Check delivery time
Click to enter postcode

20 x 12 Summerhouses

Relax and enjoy your garden with a high-quality Project Timber summerhouse. Soak up the summer by spending time in one of our traditional shiplap summerhouses or create a real talking point with a contemporary summerhouse. Pleasing to the eye and a great value, Project Timber summerhouses are also viable choices for smaller gardens.

Buy a garden summerhouse to beautify your garden! We offer a wide range of summerhouses for sale. Built with sturdy material and backed by an anti-rot guarantee, you’ll be hard-pressed to find a better deal. Free delivery in mainland UK.

Showing all 12 results

  • Alpine Grandmaster Long Window Summerhouse

    Alpine Grandmaster Long Window Summerhouse

    From £53.19 12.9% per month
    Total£1,915
    Free delivery from Tuesday 21 August*
    From 16 x 9 to 20 x 16
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Diplomat Offset Grandmaster Summerhouse

    Diplomat Offset Grandmaster Summerhouse

    From £52.92 12.9% per month
    Total£1,905
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 24 x 14
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Diplomat Grandmaster Summerhouse

    Diplomat Grandmaster Summerhouse

    From £52.64 12.9% per month
    Total£1,895
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 24 x 14
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Alpine Grandmaster Summerhouse

    Alpine Grandmaster Summerhouse

    From £59.17 12.9% per month
    Total£2,130
    Free delivery from Tuesday 21 August*
    From 16 x 9 to 20 x 16
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Diplomat Grandmaster Summerhouse With Dorma

    Diplomat Grandmaster Summerhouse With Dorma

    From £55.42 12.9% per month
    Total£1,995
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 24 x 14
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Grandmaster Duke Summerhouse TG Roof and Floor

    Duke Grandmaster Summerhouse

    From £52.19 12.9% per month
    Total£1,879
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 20 x 12
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Pressure Treated Diplomat Offset Grandmaster Summerhouse

    Pressure Treated Diplomat Offset Grandmaster Summerhouse

    From £33.61 12.9% per month
    Total£1,210
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 24 x 14
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    15 year anti rot guarantee
    Fully opening windows
    View Product
  • Pressure Treated Alpine Grandmaster Summerhouse

    Pressure Treated Alpine Grandmaster Summerhouse

    From £61.42 12.9% per month
    Total£2,211
    Free delivery from Tuesday 21 August*
    From 16 x 9 to 20 x 16
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    15 year anti rot guarantee
    Fully opening windows
    View Product
  • Pressure Treated Diplomat Grandmaster Summerhouse

    Pressure Treated Diplomat Grandmaster Summerhouse

    From £50.14 12.9% per month
    Total£1,805
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 24 x 14
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    15 year anti rot guarantee
    Fully opening windows
    View Product
  • Pressure Treated Diplomat Grandmaster Summerhouse With Dorma

    Pressure Treated Diplomat Grandmaster Summerhouse With Dorma

    From £44.78 12.9% per month
    Total£1,612
    Free delivery from Tuesday 21 August*
    From 8 x 8 to 24 x 14
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    View Product
  • Pressure Treated Duke Grandmaster Summerhouse

    Pressure Treated Duke Grandmaster Summerhouse

    From £44.69 12.9% per month
    Total£1,609
    Free delivery from Tuesday 21 August*
    From 10 x 8 to 20 x 12
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    15 year anti rot guarantee
    Fully opening windows
    View Product
  • diplomat-new day scene-a

    Diplomat Grandmaster Insulated Garden Room

    From £156.78 12.9% per month
    Total£5,644
    Free delivery from Tuesday 21 August*
    From 12 x 8 to 20 x 12
    Mortice lock and lockable windows
    Extra tall inside
    Stronger and taller double doors
    16mm cladding upgrade
    10 year anti rot guarantee
    Fully opening windows
    Fully insulated
    View Product
Show
Customise delivery
Simply enter your postcode to customise delivery times to your address.
Request a callback