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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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  • Traditional Windowed Insulated Grandmaster Workshop Shed

    From £103.21 / month
    From Total£4,508
    Now Only £4057

    New Year Promo

    Was £4508

    Now Only
    £4057
    Save £451

    10% Off
    WITH CODE NEWYEAR10
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    12 x 8
    16 x 8
    20 x 8
    12 x 10
    16 x 10
    Free delivery from Thu 7 Feb*
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  • Traditional Windowed Apex Insulated Grandmaster Workshop Shed

    From £103.67 / month
    From Total£4,528
    Now Only £4075

    New Year Promo

    Was £4528

    Now Only
    £4075
    Save £453

    10% Off
    WITH CODE NEWYEAR10
    Sizes
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    12 x 8
    16 x 8
    12 x 10
    16 x 10
    20 x 10
    Free delivery from Thu 7 Feb*
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  • Traditional Windowless Grandmaster Insulated Workshop Shed

    From £74.71 / month
    From Total£3,263
    Now Only £2937

    New Year Promo

    Was £3263

    Now Only
    £2937
    Save £326

    10% Off
    WITH CODE NEWYEAR10
    Sizes
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    12 x 8
    16 x 8
    20 x 8
    12 x 10
    16 x 10
    Free delivery from Thu 7 Feb*
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  • Pressure Treated Traditional Windowed Grandmaster Insulated Workshop Shed

    From £107.63 / month
    From Total£4,701
    Now Only £4231

    New Year Promo

    Was £4701

    Now Only
    £4231
    Save £470

    10% Off
    WITH CODE NEWYEAR10
    Sizes
    Show All Sizes
    12 x 8
    16 x 8
    20 x 8
    12 x 10
    16 x 10
    Free delivery from Thu 7 Feb*
    View Product

  • Pressure Treated Traditional Windowless Insulated Grandmaster Workshop Shed

    From £63.86 / month
    From Total£2,789
    Now Only £2510

    New Year Promo

    Was £2789

    Now Only
    £2510
    Save £279

    10% Off
    WITH CODE NEWYEAR10
    Sizes
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    12 x 8
    16 x 8
    20 x 8
    12 x 10
    16 x 10
    Free delivery from Tue 12 Feb*
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