Mercia Products Authorized Dealer

4M X 3M(D) Self Build Insulated Garden Room

Name: 4M X 3M(D) Self Build Insulated Garden Room
Brand: Mercia Products
SKU: SI-011-002-0005
Price: 7999.97 GBP
Availability: InStock

4M X 3M(D) Self Build Insulated Garden Room

£7,999.97

~~£11,997.97~~ £7,999.97

On sale Out of Stock

Free Installation Service.
Free Insured Shipping.
10 Year Anti-rot Guarantee.
Manufactured in the UK.
Reasonable Price
7-10 Days Delivery

Product variants

Quantity

Low stock: Only 5 left

What is included in the self build garden rooms kit?

The self build garden rooms kit includes all fixtures, fittings, and detailed instructions, along with a step-by-step video guide to help you assemble your DIY garden office or insulated garden room.

Can I customize the layout of my garden room self build?

Yes, the modular design of the self assembly garden rooms allows you to place doors and windows in configurations that best suit your needs, offering flexibility in design.

What size is the 4M X 3M(D) Insulated Garden Room?

The garden room self build has an imperial size of 14 x 11 feet and a metric size of 4 x 3 meters, making it an ideal space for a home office or additional living area.

Do I need any prior experience to assemble an insulated garden room kit?

A basic understanding of DIY is recommended for the assembly of our self build garden rooms. The provided instructions and video guide will help you through each step of building your garden room.

What type of base is required for the self assembly garden rooms?

A firm, level base made of solid concrete or concrete slabs is required for the self build garden rooms to ensure proper installation and stability of your insulated garden room kit.

Can I use the insulated garden room year-round?

Yes, with 72mm thick double-skinned walls, double-glazed windows, and fully insulated roof, floor, and walls, this garden room is designed for all-year-round use, making it perfect for a diy garden office.

Is installation of the garden room available?

Yes, we offer a professional installation service for our self assembly garden rooms, saving you time and ensuring a high-quality, safe construction of your new insulated garden room.

View full details

Build an additional living space with our 4 x 3m Self-Build Insulated Garden Room.

Looking for extra space at home, need a cost effective solution? A Mercia Insulated Garden Room from allows every possibility. The modular design means you can place the doors and windows in a configuration to suit your needs.

With 72mm thick double skinned walls, double glazed windows and fully insulated roof, floor and walls, this is the perfect space for all-year-round use.

The flat roof creates a contemporary silhouette in your garden, whilst promoting excellent rain water run-off, helping keep your building dry for many years to come. The roof is covered with high-grade mineral felt.

Mercia Insulated Garden Rooms are manufactured here in the UK, using sustainably sourced and regulated timber. The building comes with comprehensive instructions and a step-by-step video guide taking you through every part of the build. All fixtures and fittings are included as standard. We recommend a good understanding of DIY for the construction of this building.

Please Note: A firm and level base is required for this building, either made of solid concrete or concrete slabs. It is recommended that the floor of this garden room is further covered by either carpet or laminate to reduce wear on the matchboards.

Please Note: These Insulated Garden Rooms are NOT pre-treated or painted. In order to qualify for our 10 year anti-rot guarantee the building must be annually treated with a high quality spirit based wood preservative and a waterproof treatment.

Please Note: A firm and level base is required for this building, either made of solid concrete or concrete slabs. It is recommended that the floor of this garden room is further covered by either carpet or laminate to reduce wear on the matchboards.

Please Note: These Insulated Garden Rooms are NOT pre-treated or painted. In order to qualify for our 10 year anti-rot guarantee the building must be annually treated with a high quality spirit based wood preservative and a waterproof treatment.

Specifications

Imperial Size: 14 x 11
Treatment Type: Untreated
Guarantee: 10 Year Guarantee
Cladding: Shiplap+
Roof Material: Tongue and groove
Floor Material: Tongue and groove
Roof Type: Pent
Door Style: Double Door
Building Type: Garden Room
Metric Size: 4 x 3
Under 25: Yes

Dimensions

Width: 13' 8" / 4.17m
Depth: 10' 11" / 3.34m
Eaves Height: 7' 2" / 2.2m
Ridge Height: 7' 8" / 2.36m
Door Width: 4' 11" / 1.51m
Door Height: 6' 0" / 1.85m
Internal Width: 13' 1" / 4.0m
Internal Depth: 9' 10" / 3.0m
Floor Width: 13' 6" / 4.14m
Floor Depth: 10' 3" / 3.14m

Installation Service

Sit back and let us do the hard work! Our installation service is designed to not only save you valuable time but also take the work of moving and constructing the building off your shoulders. Our fully trained, expert fitters work professionally and carefully to ensure that your new garden building is constructed safely and to the highest industry standards.

And don't worry, we make sure to clean up afterwards, taking away excess packaging and leaving you to enjoy your new building.

Learn more at: https://www.gardenarch.co.uk/pages/installation-service

Home Delivery

We offer a fast, free and reliable home delivery service with every order to most UK postcodes. With the ability to pick-a-day that suits you and your schedule, there's no need wait around for days on end.

Our friendly and punctual delivery drivers will deliver your building within 7 - 10 working days of purchase at the front of your property. All of our products are delivered flat packed, to ensure it is easy for you to move the product from the delivery location to the build site.

On the day of delivery you'll be given a two hour delivery slot and our driver will keep in contact with you, so you can make the most of your day.

Learn more at: https://www.gardenarch.co.uk/pages/delivery

GardenArch vs Other Brands

GardenArch
- Reasonable Prices + No Fees
- Free Shipping.
- Free Installation Service.
- 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.