AvantGarde ECO A3 Metal Garden Shed – Biohort
The ECO A3 represents the perfect balance for the demanding, practical owner. It's a generously sized shed that offers all the architectural elegance of the AvantGarde series, but with a smart approach: it gives you Biohort's luxurious structure and security at a more accessible price, letting you decide how to configure the interior. It's the ideal blank canvas for creating your own storage system.
Spaciousness with its own light: Its mid-range size is perfect for those who need to store bulky equipment without the shed visually dominating the garden. Thanks to its acrylic glass skylight, you'll enjoy a bright, open interior.
Everlasting steel engineering: Built to last for generations, its galvanised steel structure is fully watertight, storm-resistant and maintenance-free. You enjoy the highest European quality with a 20-year warranty.
The smart buy: By forgoing the standard interior equipment, you get a high-end shed with an optimised investment, without sacrificing triple-lock security or contemporary aesthetics.
The AvantGarde ECO A3 is the choice for those who value build quality above all else. A spacious, secure and sophisticated space designed to serve you for a lifetime.
- Free shipping on orders over €250 · 3–8 days
- Up to 20-year warranty · official after-sales support
- 14-day returns · shop with confidence
- 13,000 m² showroom in Vélez-Málaga
| Colour | Metallic quartz grey, Metallic dark grey, Metallic silver |
|---|---|
| Door | Double door, Single door |
Biohort products come with a 20-year manufacturer's warranty, subject to their warranty terms and conditions. This warranty covers, among other things, corrosion perforation of sheet metal parts and certain manufacturing defects. The warranty is subject to proper assembly, use, and maintenance. Locations within 5 km (3 miles) of the coastline are excluded from the corrosion warranty due to exposure to salt and sand.
- *IMPORTANT: They are delivered in 16m-long trucks; you must ensure that delivery to your home is possible.
- The delivery period ranges from 4 to 6 weeks.
AvantGarde ECO A3 metal garden shed, more space, same premium engineering
The AvantGarde ECO A3 is designed for those who need more usable space without giving up a refined aesthetic or Biohort's legendary build quality. Its clean design, with straight lines and balanced proportions, fits perfectly into contemporary gardens and high-end homes.
This ECO version keeps intact the hot-dip galvanised steel structure with polyamide coating, a technical combination that guarantees total resistance against corrosion, damp, sun and the passage of time. It's a shed designed to last decades maintenance-free, even in demanding climates.
The difference lies in the essentials: the AvantGarde ECO A3 is supplied without interior equipment, allowing the price to be adjusted without sacrificing quality. You decide how to organise the space, adding only the accessories you really need. A smart way to invest in design and durability without unnecessary costs.
The corrugated door, exclusive to the ECO version, together with the cylinder lock and rotating T-handle, provides security, convenience and an understated look. What's more, its high structural strength allows it to withstand heavy snow loads and strong gusts of wind, provided it is installed and anchored correctly.
The AvantGarde ECO A3 is not just another shed: it's an architectural storage solution for those who value technical quality, real functionality and the peace of mind of a 20-year anti-corrosion warranty.
A rational, elegant and lasting purchase… now at a more accessible price. A shed designed for those who understand that true luxury lies in invisible quality… and in paying only for what really matters. Available in 8 sizes and 3 different colours.
For its installation, Biohort offers different foundation and anchoring solutions, he basic floor framework and the floor slabs even the systems SmartBase and SmartBasePLUS, which facilitate assembly and guarantee stability even under demanding conditions.
Note: The customer must ensure storm resistance, using the necessary anchoring for the type of soil where the garden shed will be installed.
At De Tropen you will find all the storage solutions that you might need for your terrace or garden.
Advantages of the AvantGarde ECO Garden Shed
Modern and elegant design, ideal for contemporary architecture
Double locking system with cylinder lock and T-handle
Acrylic glass skylight which provides natural light
Galvanized steel structure with polyamide coating
Screws and hinges in stainless steel
High snow resistance: up to 150 kg/m²
Easy assembly, with illustrated instructions
Maintenance-free throughout its lifespan
20-year anti-corrosion warranty
Download the assembly instructions for the AvantGarde ECO A1, A2, A3, A5, A6 and A7 Shed
COLORS AND SIZES
Colour
Important: The actual color of the products may differ slightly from that shown in this catalog.



Sizes


- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
- A1: 180 x 220 cm (2.96 m²)*
*usable interior surface
Door opening:
- Standard door (right door hinge): 76 x 182 cm (W x D)
- Double doors: A1 to A4 size: 139 x 182 cm (W x D) | Size A5 to A8: 155 x 182 cm (W x D)
INCLUDED IN THE BASIC EQUIPMENT
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T-handle lock
The 2-way locking mechanism prevents unauthorized entry. Includes a spare key.
Integrated Channel
Integrated channel with connection for a 1 1/4 inch hose.
Anchors
Screws and anchors for fixing to the base













