Granny Annexes UK
Beautiful, energy-efficient granny annexes designed for independent living, extra family space and long-term property value.
Welcome to MyGrannyAnnexe, where advanced SIP panel construction meets personalized design for independent living. We specialize in creating beautiful, functional granny annexes and contemporary garden rooms that connect generations, support independence, and future-proof your property.
Our mission
At MyGrannyAnnexe, we design and build high-quality SIP panel annexes tailored to your garden, your family and your future plans. Whether you need a comfortable home for an elderly parent, a private space for a young adult, or a premium garden living area, we manage the project from first design through to final handover.
We believe that everyone deserves a safe, comfortable, and dignified place to call home. That’s why we specialise in designing and building granny annexes and garden rooms tailored to each client’s unique lifestyle, needs, and budget. With every project, our goal is simple.
Granny Annexe
- 30 sqm
- 1
- 1
- 70 000 starting
- 60 sqm
- 2
- 1 for accessibility
- 135 000 starting
SIP Panels
Simple steps
How to Order Your Granny Annexe in 5 Simple Steps
01
Initial Consultation
Get in touch with our team for a free, no-obligation consultation. We'll discuss your needs, budget, site conditions, and answer any questions you may have.
02
Design & Quote
We’ll create a bespoke design tailored to your requirements. Once the design is agreed, we provide a detailed quote with no hidden costs.
03
Planning & Approvals
We handle all planning permission or lawful development certificate applications on your behalf to ensure everything is fully compliant.
04
Construction
Our skilled team begins building your annexe directly in your garden. We manage the entire process from groundwork to final finishes.
05
Take the Keys
Once complete, your fully finished granny annexe is ready for use—whether for family, rental, or extra living space.
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Home buying process
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Making An Offer
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Finding The Right Home
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Real Estate Updates
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Helping you build the best granny annex
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Structural Strength of SIP Panels – More Than Just Insulation
Discover the true potential of Structural Insulated Panels (SIPs) beyond mere insulation. These engineered systems are not just walls; they are load-bearing composite structures that revolutionize building performance. Unlike traditional timber frames, SIPs distribute loads uniformly, enhancing rigidity and stability. This means fewer cracks, better alignment, and longer-lasting structures, especially crucial for garden annexes and extensions. At TRJ Construction Ltd, we specialize in creating durable, efficient SIP buildings that stand the test of time. Explore how our structural approach can elevate your project and ensure lasting value. Dive deeper into the world of SIPs and their remarkable benefits!
Thermal Comfort in SIP Buildings – It’s Not Just About Energy Bills
Thermal Comfort in SIP Buildings – It’s Not Just About Energy Bills Energy efficiency is important. But thermal comfort is broader than heating costs. When comparing SIP garden rooms and granny annexes, many discussions focus on U-values and running expenses. While these matter, they only tell part of the story. True comfort is about how a […]
Can You Build a Granny Annexe in Flood Zone 2? What Homeowners Need to Know
Are you considering building a granny annexe in Flood Zone 2? Many homeowners worry that flood risk means their project is doomed before it even starts. However, being in a flood zone doesn’t automatically rule out construction. With careful planning and a sensible design approach, you can create a safe and comfortable living space. Discover how to navigate flood risk, the importance of a Flood Risk Assessment, and the best construction methods to ensure your granny annexe is both practical and compliant. Read on to learn how to turn potential challenges into opportunities for a successful build!
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