18 x 8 Summerhouses

Are you on the lookout for a 18 x 8 summer house? Then look no further than our fabulous 18 x 8 summer houses you see right here. Here at Project Timber, we don’t just use quality materials when building our summer houses, we use the best team and the best craftsmanship too. Couple this with our anti-rot treatments and you can guarantee a summer house that will stand the test of time, regardless of what the British weather throws at it.

With over 50 years in the industry, you can guarantee we know a thing or two about summer houses but don’t just take our word for it, take a look for yourself. Whatever style or size you’re looking for, we have something for everyone. With free delivery on selected postcodes and of course, our 30 day returns policy, there’s never been a better time to buy. For more information, simply contact us at Project Timber today.

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The Project Timber Evolution Cedar Insulated Garden Room

From £176.25 / month

From£7,698

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18 x 8

16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

20 x 8

10 x 10

12 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 Mon 29 Jul*

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The Project Timber Evolution Insulated Garden Room

From £77.82 / month

From£3,399

Sizes

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18 x 8

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

20 x 8

10 x 10

12 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 Mon 29 Jul*

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The Project Timber Evolution Insulated Garden Room with Partition Wall

From £107.59 / month

From£4,699

Sizes

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18 x 8

16 x 10

10 x 8

12 x 8

14 x 8

16 x 8

20 x 8

10 x 10

12 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 Mon 29 Jul*

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The Project Timber Evolution Offset Door Insulated Garden Room

From £89.64 / month

From£3,915

Sizes

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18 x 8

16 x 10

14 x 8

16 x 8

20 x 8

14 x 10

18 x 10

20 x 10

14 x 12

16 x 12

18 x 12

20 x 12

Free delivery from Mon 29 Jul*

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Pressure Treated Diplomat Grandmaster Summerhouse

From £25.46 / month

From£1,112

Sizes

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18 x 8

16 x 10

8 x 8

10 x 8

12 x 8

16 x 8

8 x 10

10 x 10

12 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 Mon 29 Jul*

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Pressure Treated Diplomat Offset Grandmaster Summerhouse

From £25.46 / month

From£1,112

Sizes

Show All Sizes

18 x 8

16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

12 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 Mon 29 Jul*

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Diplomat Grandmaster Summerhouse

From £22.87 / month

From£999

Sizes

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18 x 8

16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

12 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 Mon 29 Jul*

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Diplomat Offset Grandmaster Summerhouse

From £22.90 / month

From£1,000

Sizes

Show All Sizes

18 x 8

16 x 10

8 x 8

10 x 8

12 x 8

14 x 8

16 x 8

20 x 8

22 x 8

24 x 8

8 x 10

10 x 10

12 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 Mon 29 Jul*

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