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50 years experience
Manufactured in Great Britain
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Insulated Garden Buildings

Create your own comfortable garden retreat, garden office or a hobby room with our insulated garden buildings. Fully insulated garden sheds allow you to enjoy your garden whole year round. Regardless of the weather seasons, our high performance insulation kits provide maximum insulation solution keeping your garden buildings cooler inside on summer and warm on winter days.  The multi-foil insulation creates double pockets of air each sides locking in the temperature.

Our multi-foil insulation is:

  • Non toxic and non irritant
  • CFG and HCFC Free
  • Requires no special clothing or equipment

The insulation kits contain:

  • Multi-foil insulation blanket
  • Staple gun
  • Knife and sealing tape
  • TG Timber boards and battens
  • Covers the whole building

Our insulation kit is  quick , easy to install and covers any building you desire. Our online videos will show you simple steps to follow for installation.
Buy only what you need, discover our huge range of insulated garden sheds now.

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  • Project Timber Evolution Apex Garden Room

    From £158.74 / month
    From Total£6,933
    Now Only £6240

    New Year Promo

    Was £6933

    Now Only
    £6240
    Save £693

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Wed 13 Mar*
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  • The Project Timber Evolution Insulated Garden Room

    From £126.41 / month
    From Total£5,521
    Now Only £4969

    New Year Promo

    Was £5521

    Now Only
    £4969
    Save £552

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Wed 13 Mar*
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  • The Project Timber Evolution Insulated Garden Room with Partition Wall

    From £150.68 / month
    From Total£6,581
    Now Only £5923

    New Year Promo

    Was £6581

    Now Only
    £5923
    Save £658

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Wed 13 Mar*
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  • Diplomat Grandmaster Insulated Garden Room

    From £92.32 / month
    From Total£4,032
    Now Only £3629

    New Year Promo

    Was £4032

    Now Only
    £3629
    Save £403

    10% Off
    WITH CODE NEWYEAR10

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

    From £126.41 / month
    From Total£5,521
    Now Only £4969

    New Year Promo

    Was £5521

    Now Only
    £4969
    Save £552

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Wed 13 Mar*
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  • Pressure Treated Traditional Windowed Grandmaster Insulated Workshop Shed

    From £96.76 / month
    From Total£4,226
    Now Only £3803

    New Year Promo

    Was £4226

    Now Only
    £3803
    Save £423

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Mar*
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  • Pressure Treated Traditional Windowless Insulated Grandmaster Workshop Shed

    From £87.60 / month
    From Total£3,826
    Now Only £3443

    New Year Promo

    Was £3826

    Now Only
    £3443
    Save £383

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Wed 13 Mar*
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  • Traditional Windowed Insulated Grandmaster Workshop Shed

    From £90.39 / month
    From Total£3,948
    Now Only £3553

    New Year Promo

    Was £3948

    Now Only
    £3553
    Save £395

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Mar*
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  • Traditional Windowed Apex Insulated Grandmaster Workshop Shed

    From £90.16 / month
    From Total£3,938
    Now Only £3544

    New Year Promo

    Was £3938

    Now Only
    £3544
    Save £394

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Mar*
    View Product
  • Traditional Windowless Grandmaster Insulated Workshop Shed

    From £81.23 / month
    From Total£3,548
    Now Only £3193

    New Year Promo

    Was £3548

    Now Only
    £3193
    Save £355

    10% Off
    WITH CODE NEWYEAR10

    Free delivery from Fri 8 Mar*
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