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50 years experience
Manufactured in Great Britain
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16 x 12 Summerhouses

Welcome to Project Timber, home of the best quality wooden garden buildings in the UK. Having acquired over 50 years within the industry, here at Project Timber, we’re confident in saying we know exactly what our customers want and that’s precisely what we provide. Our 16 x 12 summer house is no exception to the rule, proving to be hugely popular, offering fantastic interior space to fill as you wish, from seating to bar areas, our summer houses don’t disappoint. With Project Timber, you can guarantee quality every step of the way with a minimum 10 year anti-rot guarantee as well as a 30 day returns policy, allowing you to purchase with peace of mind.

We use only the finest material and the best craftsmanship available, making our summer houses one of the best investments for your outdoor space. For more information on our quality 16 x 12 summer houses, simply contact our friendly team today whom you’ll find only too happy to help you with any and all of your queries.

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  • Project Timber Evolution Apex Garden Room

    From £149.51 / month
    From Total£6,530
    Now Only £5877

    New Year Promo

    Was £6530

    Now Only
    £5877
    Save £653

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • The Project Timber Evolution Insulated Garden Room

    From £73.06 / month
    From Total£3,191
    Now Only £2872

    New Year Promo

    Was £3191

    Now Only
    £2872
    Save £319

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • The Project Timber Evolution Insulated Garden Room with Partition Wall

    From £89.09 / month
    From Total£3,891
    Now Only £3502

    New Year Promo

    Was £3891

    Now Only
    £3502
    Save £389

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • The Project Timber Evolution Offset Door Insulated Garden Room

    From £90.12 / month
    From Total£3,936
    Now Only £3542

    New Year Promo

    Was £3936

    Now Only
    £3542
    Save £394

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Diplomat Grandmaster Long Window Summerhouse

    From £44.67 / month
    From Total£1,951
    Now Only £1756

    New Year Promo

    Was £1951

    Now Only
    £1756
    Save £195

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Alpine Grandmaster Long Window Summerhouse Cabin

    From £43.85 / month
    From Total£1,915
    Now Only £1724

    New Year Promo

    Was £1915

    Now Only
    £1724
    Save £192

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Diplomat Offset Grandmaster Summerhouse

    From £43.62 / month
    From Total£1,905
    Now Only £1715

    New Year Promo

    Was £1905

    Now Only
    £1715
    Save £191

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Diplomat Grandmaster Summerhouse

    From £43.39 / month
    From Total£1,895
    Now Only £1706

    New Year Promo

    Was £1895

    Now Only
    £1706
    Save £190

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Alpine Grandmaster Summerhouse Cabin

    From £48.77 / month
    From Total£2,130
    Now Only £1917

    New Year Promo

    Was £2130

    Now Only
    £1917
    Save £213

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Grandmaster Clockhouse Garden Room

    From £67.77 / month
    From Total£2,960
    Now Only £2664

    New Year Promo

    Was £2960

    Now Only
    £2664
    Save £296

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Duke Grandmaster Summerhouse

    From £43.02 / month
    From Total£1,879
    Now Only £1691

    New Year Promo

    Was £1879

    Now Only
    £1691
    Save £188

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Pressure Treated Diplomat Offset Grandmaster Summerhouse

    From £27.70 / month
    From Total£1,210
    Now Only £1089

    New Year Promo

    Was £1210

    Now Only
    £1089
    Save £121

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Pressure Treated Alpine Grandmaster Summerhouse Cabin

    From £72.35 / month
    From Total£3,160
    Now Only £2844

    New Year Promo

    Was £3160

    Now Only
    £2844
    Save £316

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Pressure Treated Diplomat Grandmaster Summerhouse

    From £31.73 / month
    From Total£1,386
    Now Only £1247

    New Year Promo

    Was £1386

    Now Only
    £1247
    Save £139

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Pressure Treated Grandmaster Clockhouse Garden Room

    From £36.91 / month
    From Total£1,612
    Now Only £1451

    New Year Promo

    Was £1612

    Now Only
    £1451
    Save £161

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Pressure Treated Duke Grandmaster Summerhouse

    From £36.84 / month
    From Total£1,609
    Now Only £1448

    New Year Promo

    Was £1609

    Now Only
    £1448
    Save £161

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Pressure Treated Grandmaster Fusion With Partition Wall

    From £117.16 / month
    From Total£5,117
    Now Only £4605

    New Year Promo

    Was £5117

    Now Only
    £4605
    Save £512

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Feb*
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  • Diplomat Grandmaster Insulated Garden Room

    From £129.22 / month
    From Total£5,644
    Now Only £5080

    New Year Promo

    Was £5644

    Now Only
    £5080
    Save £564

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Tue 5 Feb*
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