4 x 3m Self-Build Insulated Garden Room
Our Insulated Garden Rooms are our most premium timber garden buildings, designed to create the perfect extension of your home. Perfect as additional living and entertaining space a home office, gym or even occasional guest accommodation. Our insulated garden rooms are designed for year-round use and their possible uses are endless.
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 made using only ethically sourced, FSC® certified timber and is made here in the UK by our highly skilled team. 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.
At Mercia we like to make the shed buying process as stress-free as possible, that's why we offer a professional and efficient Installation service across a wide range of our garden products, including sheds, summerhouses, greenhouses, playhouses, log cabins and insulated garden rooms. So you can sit back, relax and let our expert fitters take care of everything.
Once you have purchased our Installation service, our helpful customer service team will send you all the necessary information on how to prepare your garden for the installation. Before we arrange the installation we must ensure you have a firm, level base with a minimum of 60 cm space surrounding, for our installers to assemble your garden building upon and ensure they leave you with a building fit for many years of service. Once confirmed we will arrange a date that best suits you.
Installation will take place on the same day as the delivery of your building. Our friendly team will keep in contact and you'll be given a 2-hour delivery slot, meaning there is no need for you to wait in all day. Our expert fitters are fully trained and will work professionally, carefully and quickly to ensure that your new garden building is constructed safely and to the highest standard in your chosen location.
Once completed, our team will make sure to clean up afterwards, leaving you to unwind and enjoy your brand new garden building.
Please Note: Sizes are approximate only. For specific details, please consult our technical department.
Please login to our data centre to access our resourcesLOGIN