12 x 10 Summerhouses

Are you looking to complete your outdoor space with a modern summer house? Then welcome to Project Timber, the UK’s leading supplier of wooden garden buildings. Our summer houses are one of our biggest sellers and for good reason too. Not only do they come in a wide variety of styles, from modern to traditional, they also come in a wide variety of sizes too. We understand that no matter what size garden space you may have, being able to choose a summer house in a size that suits you is important.

Our 12 x 10 summer house is one of our more popular options as it offers more than enough space for the whole family and more, while still allowing space to enjoy outside in your average family garden. From our friendly sales team to our 30 day returns policy, Project Timber is the company for quality built summer houses.

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Hobbyist Summerhouse – Pressure Treated

From£1,225

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16 x 10

8 x 6

10 x 6

12 x 6

14 x 6

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

14 x 10

18 x 10

20 x 10

22 x 10

24 x 10

Free delivery from Tue 22 Apr*

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Grandmaster Diplomat Garden Room – Pressure Treated

From£1,899

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16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

18 x 10

20 x 10

22 x 10

24 x 10

8 x 12

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

22 x 12

24 x 12

8 x 14

10 x 14

12 x 14

14 x 14

16 x 14

18 x 14

20 x 14

22 x 14

24 x 14

Free delivery from Tue 22 Apr*

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Grandmaster Diplomat Garden Room – Offset Door – Pressure Treated

From£1,899

Sizes

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16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

14 x 10

18 x 10

20 x 10

22 x 10

24 x 10

8 x 12

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

22 x 12

24 x 12

10 x 14

12 x 14

14 x 14

16 x 14

18 x 14

20 x 14

22 x 14

24 x 14

Free delivery from Tue 22 Apr*

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Grandmaster Duke Summerhouse – Pressure Treated

From£1,799

Sizes

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16 x 10

10 x 8

12 x 8

16 x 8

8 x 10

10 x 10

20 x 10

12 x 12

16 x 12

20 x 12

Free delivery from Fri 13 Jun*

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Pressure Treated Diplomat Grandmaster Long Window Summerhouse

From£1,899

Sizes

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16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

14 x 10

18 x 10

20 x 10

22 x 10

24 x 10

8 x 12

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

22 x 12

24 x 12

8 x 14

10 x 14

12 x 14

14 x 14

16 x 14

18 x 14

20 x 14

22 x 14

24 x 14

Free delivery from Tue 22 Apr*

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Pressure Treated Evolution Insulated Garden Room

From£5,259

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16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

10 x 10

14 x 10

18 x 10

20 x 10

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

Free delivery from Fri 25 Apr*

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Evolution Insulated Garden Room – Composite

From£4,701

Sizes

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16 x 10

8 x 6

10 x 6

12 x 6

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

10 x 10

14 x 10

18 x 10

20 x 10

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

22 x 12

24 x 12

Free delivery from Fri 25 Apr*

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Evolution Garden Room – Twin Room – Composite

From£6,194

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16 x 10

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

10 x 10

14 x 10

18 x 10

20 x 10

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

Free delivery from Fri 25 Apr*

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Evolution Large Overhang Insulated Garden Room

From£7,583

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16 x 10

10 x 10

14 x 10

18 x 10

20 x 10

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

10 x 14

12 x 14

14 x 14

16 x 14

18 x 14

20 x 14

Free delivery from Fri 25 Apr*

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Grandmaster Clubhouse- Pressure Treated

From£1,799

Sizes

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16 x 10

8 x 10

20 x 10

24 x 10

Free delivery from Fri 25 Apr*

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The Project Timber Evolution Cedar Insulated Garden Room

From£20,274

Sizes

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16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

10 x 10

14 x 10

18 x 10

20 x 10

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

Free delivery from Fri 16 May*

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The Project Timber Evolution High Window Insulated Garden Room

From£6,845

Sizes

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16 x 10

10 x 8

12 x 8

14 x 8

16 x 8

18 x 8

20 x 8

10 x 10

14 x 10

18 x 10

20 x 10

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

Free delivery from Fri 25 Apr*

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Pressure Treated Grandmaster Clockhouse Garden Room

From£2,839

Sizes

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16 x 10

8 x 10

10 x 10

14 x 10

18 x 10

20 x 10

22 x 10

24 x 10

8 x 12

10 x 12

12 x 12

14 x 12

16 x 12

18 x 12

20 x 12

22 x 12

24 x 12

8 x 14

10 x 14

12 x 14

14 x 14

16 x 14

18 x 14

20 x 14

22 x 14

24 x 14

Free delivery from Fri 25 Apr*

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Pressure Treated Clubhouse Storeroom

From£2,699

Sizes

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16 x 10

14 x 10

18 x 10

20 x 10

22 x 10

24 x 10

Free delivery from Fri 25 Apr*

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12 x 10 Summerhouses

Hobbyist Summerhouse – Pressure Treated

Grandmaster Diplomat Garden Room – Pressure Treated

Grandmaster Diplomat Garden Room – Offset Door – Pressure Treated

Grandmaster Duke Summerhouse – Pressure Treated

Pressure Treated Diplomat Grandmaster Long Window Summerhouse

Pressure Treated Evolution Insulated Garden Room

Evolution Insulated Garden Room – Composite

Evolution Garden Room – Twin Room – Composite

Evolution Large Overhang Insulated Garden Room

Grandmaster Clubhouse- Pressure Treated

The Project Timber Evolution Cedar Insulated Garden Room

The Project Timber Evolution High Window Insulated Garden Room

Pressure Treated Grandmaster Clockhouse Garden Room

Pressure Treated Clubhouse Storeroom