A garden room is one of the most versatile and stylish ways to add usable space to your property. Whether you want a home office, gym, studio, relaxation space or entertainment room, our custom-built garden rooms offer year-round comfort and exceptional durability.
At Chelmsford Building, we design and construct high-quality garden rooms using premium materials, advanced insulation and modern finishes. Every structure is built to last, weather-resistant and fully equipped with electrics, heating and lighting.
Most garden rooms fall under Permitted Development, allowing fast installation without complex planning requirements.
We design and install garden rooms in:
Garden rooms have become one of the most popular ways for homeowners in Chelmsford to create additional usable space without extending the main house. A professionally built garden room provides a quiet, comfortable and stylish environment that can be used throughout the year.
Whether you need a home office, creative studio or flexible living area, our garden rooms are designed to blend seamlessly with your garden while offering the comfort and quality of a permanent structure.
Every garden and property is different, which is why our garden rooms are designed to suit your space, layout and intended use. We take into account orientation, natural light and access to ensure the room feels open, bright and connected to the garden.
From contemporary designs with large glazing to more traditional styles that complement period homes, we help Chelmsford homeowners create garden rooms that feel considered rather than temporary.
Our garden rooms are built with proper foundations, insulation and weatherproofing, making them suitable for use in all seasons. High-quality materials ensure the space stays warm in winter, cool in summer and comfortable all year round.
Electrical installation, lighting and heating are planned as part of the build, allowing the space to function just like any other room in your home.
For many homeowners, garden rooms offer a faster and less disruptive alternative to traditional house extensions. They often fall within permitted development guidelines, reducing planning complexity while still delivering valuable extra space.
Garden rooms are ideal when you need separation from the main house, whether for working from home, hobbies or guest accommodation, without altering your existing layout.
What’s Included in Every Garden Room
Create a warm, fully insulated garden room ideal for working, relaxing or exercising all year round. We design and build stylish outdoor offices, gyms and studios using high-quality materials and modern construction techniques. Quick to install and built to last, a garden room is one of the most effective ways to add extra usable space to your Basildon home.
Transform your unused attic into a bright and practical new living space. Whether you need an extra bedroom, home office or ensuite, our loft conversions include all structural work, insulation, electrics and finishing. We build Dormer, Velux and hip-to-gable conversions designed to maximise light, comfort and property value.
Expand your home with a beautifully built single-storey, double-storey or wraparound extension. From open-plan kitchens to larger living areas and additional bedrooms, we manage the entire process — foundations, structure, roofing, glazing and finishing. Our extensions are designed for long-term durability and seamless integration with your existing property.
Unsure where to begin? Let our experts show you designs, layouts, and optional upgrades to create the perfect outdoor room.