SIPS Garden ROOM 11.8x5.0m
Garden Office LOTUS
This beautifully designed 48.4 m² two-bedroom Garden room combines modern style with exceptional layout efficiency. Its versatile space is perfect as a garden retreat, stylish Annexe, or income-generating Airbnb property.
To ensure excellent insulation and long-lasting durability, the advanced, high-quality SIPs (Structural Insulated Panels) system forms the core structure. In addition, the exterior comes with anthracite grey PVC double-glazed windows and doors, an EPDM roof cover, a sturdy steel rain gutter, and elegant steel finishing details—all included as standard.
You also have three attractive and durable exterior finishes to choose from. Natural Pine/Spruce offers a classic, timeless look while combining style with functionality. Alternatively, the Nordic Thermowood exterior emphasizes natural wood warmth while remaining low-maintenance and performing exceptionally outdoors. For those seeking a balance of natural beauty, durability, and minimal upkeep, Natural Larch provides a popular and reliable choice for outdoor projects.
Garden ROOM Layout
Layout
The well-lit 22.2 m² living room serves as the heart of the space, with panoramic windows creating a seamless connection to the outdoors. With designated kitchen space in the living room, a wardrobe by the entrance, its made to cater your needs.
With two bedrooms, measuring 12.3 m² and 8.2 m² respectively, this annex provides flexibility for various uses. Transform one bedroom into a home office, providing a dedicated space for work and creativity, while the other serves as a comfortable guest retreat. With panoramic windows in both bedrooms, natural light floods the space, creating inviting and inspiring environments.
The Garden room also features a well-appointed 3.5 m² bathroom, ensuring convenience and functionality.
SIPS Garden Rooms
Garden Rooms & Garden Offices
Our Garden Rooms and Offices provide year-round comfort because of excellent insulation and premium-quality materials that make every season enjoyable. At the same time, each space blends practicality with a welcoming atmosphere, creating a cozy spot to work, relax, or pursue hobbies. By combining style, durability, and warmth, our garden spaces extend your home seamlessly, offering comfort, inspiration, and quality you can enjoy every day.
Youtube Video
Our products on YouTube
Want to see our products up close? To explore further, visit our YouTube channel, where you can watch videos of our builds.
BESPOKE SIPS
Custom Options
Standard Garden Room / Garden Office models provide a flexible starting point. If needed, you can easily adjust the layout, size, or shape to suit your requirements. For more options and inspiration, visit our Bespoke Design webpage. If you’d like to make any changes, simply contact our sales team, and we’ll help customise the standard product to your needs.
Building approval
Planning Permission
Planning permission depends on the type of building you’re considering. For most Garden Rooms, you usually don’t need permission—unless you plan a larger extension or build in a protected area. To be on the safe side, check with your local authority before starting your project. By doing this, you can plan with confidence and ensure your garden room meets all regulations, making installation smooth and stress-free.
Thermal Efficiency
All-Season Comfort
SIPS Garden Buildings are constructed with high-quality insulation to ensure excellent thermal performance. Carbon-treated insulation is used throughout, providing outstanding energy efficiency and maintaining a comfortable temperature all year round.
Garden Room SPECS
SIPS Garden Room LOTUS Specifications
| Dimensions | W 11.8×5.0m | H 2.7m |
| Category | Garden room / Annexe |
| Roof area | 59.1 m2 |
| Living space | 48.4 m2 |
| Exterior Walls | SIPS 174mm, EPS Carbon treated, 0,031 W/mK, OSB3 |
| Roof structure | SIPS 274mm, EPS Carbon treated, 0,031 W/mK, OSB3 |
| Internal walls | SIPS 124mm, EPS Carbon treated, 0,031 W/mK, OSB3 |
| Windows / doors | PVC Double-glazed, 6-chamber profile, Anthracite grey (both sides) |
| Roof cover | Elevate’s RubberGard™ EPDM, 1.14mm thick, fully adhered system |
| Exterior trim | Natural Pine/Spruce trim, sanded to a smooth finish (optional) |
| Low-maintenance Nordic Thermowood Pine/Spruce trim, sanded to a smooth finish (optional) | |
| T&G Low-maintenance Natural Larch timber cladding (optional) | |
| Breathable membrane | DuPont™ Tyvek® Housewrap |
| Exterior sills | Steel, Anthracite grey |
| Parapet Flashing | Steel, Anthracite grey |
| Interior covering | T&G natural Pine/Spruce trim, sanded to a smooth finish (optional) |
| Wood fiber board paneling, Pure white / Light grey (optional) | |
| Flooring | Laminate flooring, 8mm, AC5 |
| Skirting | Natural wood, sanded to a smooth finish |
| Interior sills | Solid wood panel, sanded to a smooth finish |
| Interior door | Durable Laminated board doors, full KIT including door skirting and handle |
| Foundation (not included) | Any type of foundation can be used: Concrete Pad / Concrete Base / Ground Screw / etc. |
| Water Supply and Sewerage, Electrical installation, HVAC (not included) | Any type of Water Supply /Sewerage, Electrical installation, HVAC systems must be done ensuring local requirements |
SIPS Installation
Assembly Instructions
If you want to prepare your foundation in advance, we recommend requesting the assembly instructions before placing your order. First, the instructions show the exact dimensions for the foundations or concrete base, allowing you to start groundwork before your Garden Room arrives. Next, you can plan your project with confidence and ensure a smooth delivery and installation. Simply contact our sales team, and we’ll provide all the details you need to get started.
Taxes
VAT & Tax
Our company is based in the European Union, and all orders are processed in accordance with EU tax regulations. Accordingly, the VAT and import taxes applied vary depending on the buyer’s location and status.
United Kingdom
- VAT: 20%
- Import/other taxes: 0%
European Union
Business customers:
- VAT: 0% (In this case, the reverse charge applies)
- Import taxes: 0%
VAT will be accounted for and paid according to the buyer’s local country rate.
Private customers:
- VAT: 21%
- Import taxes: 0%
Other Countries
Business customers:
VAT: 0% (In this case, the reverse charge applies)
Import taxes: according to the buyer’s local country rates
VAT will be accounted for and paid according to the buyer’s local country rate.
Private customers:
- VAT: 21%
- Import taxes: according to the buyer’s local country rates
Lead Time
Delivery Time
We deliver our SIPS Garden Rooms, Garden Offices, and House KITs worldwide. In Europe—including the UK, Ireland, France, and Germany—you’ll usually receive in-stock products within 7–14 working days. For out-of-stock items or bespoke products, delivery typically takes 6–10 weeks. If you’re outside Europe or in a hard-to-reach location, contact our sales team, and we’ll arrange your delivery with all the details you need.
Shipping
Delivery service
Across Europe, we deliver products efficiently by road, ensuring fast and reliable service, while by sea, we provide cost-effective bulk shipping for international destinations. In addition, we provide worldwide delivery and actively find the most efficient and competitive shipping solution to suit your location and project needs. To get started, simply contact our sales team with your delivery details, and we’ll help you choose the most suitable transport option for your order.
SIPS Assembly
Assembly service
Although all our Garden Room and Annexe KITs come with detailed assembly instructions and can be easily assembled by any local craftsmen or even by motivated DIY enthusiasts, insome countries we can offer an installation service or recommend local craftsman teams in your area.
Please contact our sales team if you would like to get more information about assembly service in your area.
If you choose a DIY option, each KIT includes detailed, step-by-step instructions to guide you through a smooth assembly experience. First, you prepare the site and lay a solid foundation. Then, you erect and secure the SIPS wall panels, followed by assembling the roof. Finally, you complete the process by adding the exterior and interior finishes. These panels fit together seamlessly and are easy to handle, which helps reduce construction time and effort.
Over 1,000 Products Manufactured
"Ready to turn your ideas into reality!"
I have successfully brought hundreds of projects to life. From the earliest house concept to full-scale manufacturing, I guide every step of the process, ensuring your vision is realized with precision and care. Get in touch today to start your project!
Andrius Plukas - Head of Sales
