
Custom-Built to Meet Your Needs and Budget
Looking to add some functional yet aesthetic space to your garden? Kast Design & Build, a Manchester-based company with over two decades of expertise, specializes in designing and building custom garden rooms tailored to your needs. Whether you are in Greater Manchester, Trafford, Bury, Bolton, Lancashire, or any part of the North West, we’ve got you covered.
We understand that every garden and homeowner’s needs are unique. That’s why we spend quality time understanding your specific requirements and budget. Whether you envision a home office, a yoga studio, children’s playhouses, or an outdoor entertainment area, we can turn your dream into reality. Contact us for creative inspiration and solutions that align with your vision and financial plan.

Quality, Durability, and Exceptional Service
Quality is not just a buzzword for us; it’s a commitment. We prioritize using the best materials suitable for each project, guaranteeing spaces that are not only aesthetically pleasing but also enduring. From weather-resistant SIP panels for garden offices to the natural longevity of western red cedar wood, and from triple-glazed windows for thermal efficiency to installations like wood-burning stoves and external fireplaces, we offer an extensive range of high-quality solutions tailored to your specific needs.
Serving Greater Manchester and Beyond
Our custom garden rooms and other outdoor buildings are not limited to just Manchester. We extend our services to various areas including Salford, Bolton, Cheadle, Swinton, Stockport, Rochdale, and the wider North West region.

Get Started on Your Dream Garden Room Today!
Ready to elevate your garden with a room that serves both form and function? Reach out to us to discuss your specific needs and let’s make your garden room dreams come true. Choose Kast Design & Build for Garden Rooms in Manchester, where quality meets reliability, and great service is always a guarantee.. Call now for a quotation: 07931551977