Welcome to TRJ Construction – Experts in Granny Annexes and Garden Rooms

Discover the ultimate in garden rooms, garden office spaces, and luxurious granny annexe designs.

Garden room

   Enhance your home with a luxurious garden office or a serene garden house from TRJ Construction Ltd. Our expertise lies in crafting bespoke garden rooms that perfectly align with your individual lifestyle requirements. Whether you envisage an elegant retreat for serenity, a sophisticated garden office for remote work, a lively play area for kids, or a state-of-the-art home gym, our team is dedicated to constructing a garden house that exceeds your expectations. Utilizing only premium materials and excellence in craftsmanship, our garden buildings stand as a testament to durability, weather endurance, and energy efficiency.

As a distinguished insulated garden room and insulated garden buildings provider, we ensure your comfort throughout the seasons. Our designs incorporate advanced air conditioning systems, supplied by leading air conditioning system suppliers, to maintain the optimal climate inside your bespoke space. Embark on the journey to augment your outdoor area into an enchanting and pragmatic extension of your home. Build your dream bespoke garden room today by reaching out to us through our contact page.

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sip garden office

    Transform your backyard into a productivity haven with our exquisite garden office solutions. Our garden buildings are the ideal retreat for those who work from home, offering all the modern conveniences such as full electrical wiring, efficient air conditioning systems, and high-speed Wi-Fi internet. Experience the fusion of functionality and tranquility right outside your door.

Embrace the comfort of our insulated garden room options which ensure your work environment remains comfortable year-round, no matter the weather. Our insulated garden buildings are not only practical but also aesthetically pleasing, blending seamlessly with your outdoor space. Opt for a bespoke garden room to tailor your home office to your exact specifications and style preferences.

As a premier air conditioning system supplier, we ensure that your new garden house is equipped with top-tier climate control for the ultimate in home office luxury. Say goodbye to the distractions and discomfort of an indoor workspace and step into the serenity of your own personalized garden retreat.

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sip granny annexe with kitchen and shower area

Granny annexes have become an increasingly sought-after solution for families aiming to offer their senior members a cosy and autonomous abode. At TRJ Construction Ltd, we pride ourselves on delivering bespoke granny rooms that cater to our customers' specific needs. We utilize top-notch sip panels and materials to construct granny annexes that are not only energy-efficient and sturdy but also offer the warmth and comfort of a traditional home.

Our insulated granny buildings are custom-designed, ensuring each granny annexe we build is as unique as the individuals who will call it home. We can incorporate a plethora of features, including spacious living quarters, modern kitchens, fully fitted bathrooms, and serene bedrooms. If you're in Essex or Hertfordshire and in need of a specialized granny annexe provider, reach out to us to discuss your project. We are committed to transforming your concept into a tangible and welcoming living space for your elderly relatives.

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house extension using sip panels

  Explore the innovative and groundbreaking world of bespoke house construction services in London. Utilizing our state-of-the-art Structural Insulated Panel (SIP) system, we are redefining the norms of residential construction projects, offering an environmentally friendly and cost-effective alternative that goes beyond the constraints of conventional brick and mortar buildings.

Whether you aspire to extend your living quarters or incorporate a lavish custom-designed garden office space, our SIP panel construction method ensures a prompt and seamless execution, all while adhering scrupulously to essential building regulations and standards.

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man cave for the best of us


   Many men have high-stress jobs and can spend long hours at work to earn money and help support their wives and children.  Work- and life-related stress can build up and if there is no healthy outlet for it — such as a man cave to escape to for a while to unwind. You may not know it, but you already have a private room in your garden. The reason why you don’t use it is because you haven’t thought about how to make it look good enough to show off to your guests.

 

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school buildings classrooms for new generation


  SIP panels, or Structural Insulated Panels, can be an excellent material choice for creating school classrooms. These panels consist of a foam core sandwiched between two rigid panels, typically made of plywood or oriented strand board (OSB).

   One of the main advantages of using SIP panels is that they provide excellent insulation, which can help keep classrooms warm in the winter and cool in the summer. This can help reduce energy costs and make the classroom more comfortable for students and teachers.

  SIP panels are also lightweight and easy to install, which can help reduce construction time and costs. They can be prefabricated off-site and then transported to the school site for assembly, which can help minimize disruption to students and staff.

  In addition, SIP panels are strong and durable, which can help ensure that the classrooms are safe and able to withstand the wear and tear of daily use. They can also be customized to meet the specific needs of the school, including size, shape, and design features.

  Overall, SIP panels can be an excellent choice for creating school classrooms that are energy-efficient, comfortable, and durable.


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Grand Design exhibition


 Creating stands for exhibitions can be a great way to showcase products or services and attract potential customers. There are many different types of stands that can be used, depending on the size and type of exhibition, as well as the budget and objectives of the company or organization.

   Custom-built stands: These are unique, one-of-a-kind stands that are designed specifically for a particular exhibition or event. They can be made of a variety of materials and can include a range of features, from built-in screens and sound systems to interactive displays and virtual reality experiences.

   During the years we done buildings for stands at Excell London 2012 ,2013 ,2014 ,2015 and NEC Birmingham Grand Design .



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commercial sip buildings


   The Royal College of Art in London Battersea project is an excellent example of how Structural Insulated Panels (SIP) can be used in the construction of commercial buildings. This project involved the construction of a new academic building for the Royal College of Art, which used SIP panels as a primary construction material.

   In 2017 together with  Dr. William Hogan-O’Neill. BA. Arch. PGrd. Dip. Arch. Ph.D. (Arch). RIBA. ARB. FRSA. we developed an annexe for Royal College Of Art In London Battersea. SIP panels supplied by Supersips UK.



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bespoke home extension using sips


   At TRJ Construction Ltd, we specialize in creating stunning and functional kitchen designs that meet the unique needs of each of our clients. Our team of skilled designers and installers work closely with homeowners to create custom kitchen solutions that exceed expectations and add value to their homes. We are committed to providing our clients with the best possible kitchen installation and design services. We use only the highest quality materials and employ skilled craftsmen to ensure that each project is completed to the highest standard. Contact us today to schedule a consultation and see how we can transform your kitchen into a beautiful and functional space.

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bespoke granny annexe


  At our company, we take pride in designing and installing beautiful and functional bathrooms that meet the unique needs and preferences of each of our clients. Our team of expert designers and installers work closely with homeowners to create custom bathroom solutions .At our company, we understand that our clients have high expectations and we are committed to meeting and exceeding those expectations. We take pride in our work and strive to deliver the highest quality products and services to each and every one of our clients.


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play area from SIP panels


   Our garden music rooms and play areas are designed to be functional, attractive, and versatile. We work closely with our clients to understand their specific needs and preferences, and create custom solutions that exceed their expectations.

Want to keep your kids away from you but still close to you ,we are here to help .Our buildings can be designed specially to assist you in this matter . Save the wear and tear on your home by installing a playroom. Our playrooms are designed to keep kids entertained while keeping floors clean and tidy. You can choose between laminate, engineered wood and practical rubber flooring. Add a toilet and sink for convenience and safety.



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NEW GARDEN ROOMS MODELS

M007 Garden Room

A garden room with a trapeze entrance could be a unique and playful addition to your outdoor space. It could be designed in a variety of ways depending on your preferences and needs.

If you're feeling more ambitious, you could have the trapeze entrance be part of the garden room structure itself.


D007 Garden Room

A garden room with an angled wall can create a striking visual effect and add a sense of uniqueness to your outdoor space.

Create a modern look with a sleek design: An angled wall can create a modern and sophisticated look. 

T007 Garden Room

A garden room with a rest canopy and decking area can provide a tranquil and comfortable outdoor living space for you and your family.

Choose comfortable outdoor furniture to create a relaxing seating area under the rest canopy. Consider adding cushions, throws, and outdoor rugs for added comfort.


S007 Garden Room

A garden studio with recessed windows and doors can create a unique and stylish space that blends seamlessly with the natural surroundings.

Recessed windows can create a sleek and modern look, but they can also provide an opportunity to let in plenty of natural light. Consider installing large windows to maximize the amount of natural light in your garden studio.

O007 Garden Room

An office garden room with large windows can create a bright and inviting workspace that allows you to connect with nature and work in a peaceful environment.

Large windows allow plenty of natural light to flood into the room. Consider positioning your desk near the windows to take advantage of the natural light and provide a view of the outdoor space.


5 Reasons to choose TRJ Construction Ltd

       TRJ Construction Ltd stands out from other similar companies for several reasons:

  1. Experience: TRJ Construction Ltd has years of experience in the construction industry, which means that they have the skills and knowledge to provide high-quality services to their clients.
  2. Expertise: The company has a team of highly skilled professionals who are experts in their respective fields. From architects to builders, each team member has the necessary expertise to ensure that every project is completed to the highest standards.
  3. Customization: TRJ Construction Ltd understands that every client has unique needs and preferences. Therefore, they work closely with clients to understand their specific requirements and provide bespoke solutions that meet their needs.
  4. Quality: TRJ Construction Ltd uses only high-quality materials and construction techniques to ensure that every project is durable and built to last. They also conduct rigorous quality control checks throughout the construction process to ensure that every detail is perfect.
  5. Customer service: TRJ Construction Ltd values its customers and strives to provide excellent customer service at all times. They keep clients informed throughout the construction process and are always available to answer any questions or concerns.

        Overall, TRJ Construction Ltd is a reliable, professional, and customer-focused company that is committed to delivering outstanding results. If you are looking for a construction company that can provide you with a personalized and high-quality service, then TRJ Construction Ltd is an excellent choice.



Bespoke garden building for entertainment
watford garden room

Our modern and contemporary modular garden rooms ,garden offices and granny annexe  go way beyond building normal building standards. They provide the ideal home improvement product that quickly expands your living space and adds value to your property. Installed with minimal disruption, usually without the need for planning permission   Our Garden Buildings  are the perfect solution for expanding your living space. Whether you want a new office, gym or guest room, our range of traditional lodges are sure to meet your needs. We offer a wide range of bespoke garden buildings, which include lodge, barn, shed, garage, workshop, office, gym, games room, playroom, study, utility room, laundry, toilet, shower, sauna, sun lounge, barbecue area, children's playhouse, greenhouse, conservatory, pool house, log cabin, gazebo, summerhouse, lean-to, pergola, outdoor kitchen, terrace, patio.

Working from home is becoming increasingly common, especially for people who want to save money on commuting costs. It’s also great for those who want to spend more time with their families. However, if you don’t have enough space to set up a dedicated office, you may find yourself feeling overwhelmed and stressed out. This is why having a small garden office is so important. You can use this space to do some work without being distracted by the rest of the house.

Creating extra room in your garden  Hertfordshire Garden Rooms

      TRJ Construction Ltd are specialists in designing, constructing and installing stunning modular buildings for your garden. These modular living spaces can transform into just about anything from granny flats, art studios, home gyms, workspace, music rooms and guest rooms to rental options. View our range of outdoor room buildings, with a range of different designs and customisation options for more information.                  Modular building systems allow homeowners to create a variety of space solutions without having to build a new house. They can be designed to suit any budget and lifestyle. The modular system allows you to add on to your existing property, creating extra space when needed.

Garden rooms built to last .Watford Granny Annexe

    The installing of an TRJ Construction Ltd garden room is fast - simply choose your preferred design and finishes, and your extra living space can be complete and ready for use in as little as 3-6 weeks depending on the size and complexity of the project .

     Using only the highest-quality materials, our products are built to last, and constructed for UK weather conditions. Our outdoor rooms are UK-made, fully insulated and come with a 10 year structural guarantee. 

Your experts on SIP panels construction .

" Imagination is our power ! "

Call us:

+44 7966 800519

Turnkey Solutions

From material and construction analysis to budget and scheduling, we provide all aspects of architectural and interior design services, working with our expert partners.

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Custom Designs

We provide custom-made solutions that perfectly meet the project's needs. Together with our clients, we create innovative designs, continually managing to break the mold.

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Business Hours

Mon - Fri
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Saturday
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Sunday
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About Us

We are one of the most experienced builder of granny annexe homes and garden rooms in the area. With nearly 20  years of experience, we have built our reputation on doing exactly what we say, when we say. We communicate clearly with our clients, and work quickly and efficiently to build them a space that works for them. We’re proud to put our name to our garden rooms, thanks to the skill and craftsmanship of our team.

You’ll find us to be approachable, honest, and easy to deal with. We are not inclined to make promises we can’t keep either. As we said before, what you see is what you get when you work with us. We pride ourselves on the great customer service that we offer, and we are there for our clients every step of the way.

A Great Value Service From Our Building Contractors

You will also discover that we offer a very high quality product, with top levels of workmanship on and off site. This all comes at a very attractive price. Our services are great value for money, and you will have a space that you can enjoy for many years to come. We’ll give you a full, detailed quote before we start the work, and there are no hidden costs for you to worry about further down the line.

When we build a granny annexe or garden room, we always consider your needs. All of our structures are built to meet a client’s exact specifications, and we will take your taste, budget, and requirements into consideration throughout the design and building process. So you will end up with a space that is the perfect addition to your home.

Call TRJ Construction Ltd for the best deal on the market 

We have a wealth of expertise in the industry, working as the main contractor of GARDENSPACES UK for some time. We specialise in the design and construction of garden houses, home offices, and granny annexes . We don’t just build these though! Our advanced building contractors have extensive experience when it comes to extensions, loft conversions, electrical installations, plumbing, carpentry and much more. If you want to find out more about our building contractors and the services that they provide in Essex and London, then please get in touch with us today.

Testimonials

Jessica Tenner

The gym looks absolutely amazing! It all went so smoothly and the guys were an absolute delight to have around.

Hannaford

I'm delighted with my studio! Many thanks for your invaluable input. Costi and his team have been great.

Where to find us:

Rushleigh Avenue, Waltham Cross, EN8 8PP, UNITED KINGDOM

Online Appointment

Just let us know how can we help .
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