Skip to product information
1 of 7

Mercia Products Authorized Dealer

3M X 4M(D) Insulated Garden Room With Side Shed

3M X 4M(D) Insulated Garden Room With Side Shed

Regular price £10,299.97
Regular price £15,447.97 Sale price £10,299.97
On sale Out of Stock
  • Free Installation Service (Wooden Buildings).
  • Free Insured Shipping.
  • 10 Year Anti-rot Guarantee.
  • Manufactured in the UK.
  • Reasonable Price
  • 10-15 Days Delivery

Low stock: Only 5 left

What is included in the Insulated Garden Room with Side Shed package?

The package includes a 3x4m insulated garden room with side shed, fully insulated walls, roof, and floor, plus free installation service. This offers a comfortable living space or workspace with the added benefit of an insulated storage shed, perfect for your garden tools or bikes.

Can I use the 3m x 4m garden room year-round?

Yes, the 3m x 4m insulated garden room is designed for all-year-round use. With double-glazed windows, insulated walls, and a fully insulated roof, it provides a warm, dry space throughout the seasons, making it ideal for hobbies, work, or as a garden room with toilet.

How is the installation of the insulated garden room handled?

We offer a garden rooms with installation service, where our expert fitters will install your 3m x 4m garden shed and side shed for you. The installation includes a firm and level base (such as concrete or slabs) and is performed by professional installers to ensure safety and durability.

Is there a storage option included with the garden room?

Yes, the 3m x 4m garden room comes with an integrated 1m x 4m insulated storage shed, ideal for storing garden equipment, DIY tools, bikes, or children's toys. This insulated garden shed UK is designed to keep your items safe and dry all year long.

Do I need to treat the garden room and shed for weather protection?

The garden room and shed are untreated. To ensure it lasts and qualifies for the 10-year anti-rot guarantee, you will need to annually treat the structure with a high-quality spirit-based wood preservative. This is essential for preserving the insulated garden shed.

Can I customize the design of the garden room with additional features?

While the standard 3m x 4m design comes with a flat roof, you may inquire about additional features like windows or a garden room with toilet. Customization options depend on the supplier and can be tailored to your needs.

How long will delivery take for my garden room with installation?

Delivery of your insulated garden room with installation typically takes 7-10 working days. Our friendly delivery service will ensure your garden shed 4m x 3m arrives on schedule and is set up at a time that suits you.

View full details

GardenArch vs Other Brands

  • GardenArch

    • Reasonable Prices + No Fees
    • Free Shipping.
    • Free Installation Service (Wooden Buildings).
    • Made in UK.
    • 100% High Quality Materials.
    • 10 Year Anti-rot Guarantee.
  • Others

    • Expensive Prices + Fees
    • Paid Shipping (£100+).
    • Paid Installation Service (£500+).
    • Imported from China.
    • 100% Low Quality Materials.
    • 1-5 Year Anti-rot Guarantee.
1 of 2

The Installation Service Process

1 of 5

Why Choose Us?

  • Free Pick A Day Delivery

  • Free Installation Service

  • 100% Made in UK

  • 10 year Anti-Rot Guarantee

  • 100% Satisfaction Guaranteed

1 of 5

Manufactory Behind The Scenes

Our Trusted Partners

  • Outsunny Brand
  • Aosom Partner
1 of 5