Ostro set of 4 weight slabs
For centre-pole and cantilever parasols
Payment in 3/4 free installments
Optimal stability
The Ostro slabs provide optimal stability for your cantilever parasols, even in windy conditions. Their clever design allows for centered positioning on the base cross, ensuring perfect balance
security
With a water fill, each slab weighs 25kg, providing adequate weighting for a 3x3m parasol. By adding sand, the total weight can reach 120kg, offering ideal stability for models up to 3x4m.
Resistant materials
This plastic is made from post-consumer recycled material, meaning it was originally used as new plastic, then melted down
In detail
Installation
Download the assembly guide
View the installation tutorial
Fill all your slabs with water and/or sand to ensure the stability of your centre-pole or cantilever parasol.
Dimensions and weight
Dimensions of one slab = 50x50xH10cm
Packaging dimensions (1 set of 4 slabs) = 53x52x45cm
Materials
The Ostro slabs for centre-pole and cantilever parasols are made from black plastic, making them weather-resistant and durable. These slabs are made from HDPE plastic with over 90% recycled material, certified GRS.
The Ostro slabs for centre-pole or cantilever parasols feature specific notches on each slab, making them easier to move.
Warranties and maintenance
The set of 4 Ostro weight slabs for centre-pole and cantilever parasols comes with a 2-year warranty.
Please note, to avoid damaging your slabs, it is recommended not to step on them.
Shipping
Shipping usually takes between 7 to 10 working days (excluding pre-order items). At checkout, you can choose the shipping service and carrier that suits you best. You will also have the option to select a delivery time slot. Deliveries are made to the ground floor of your property. To estimate your shipping costs, simply add products to your basket and click on the i next to the estimated delivery date for a cost simulation. For orders containing pre-order items, we’ll ship as soon as all items are in stock.
Need more information? Get in touch with us at contact@belveo.com!
Compatibility
The Ostro slabs are compatible with the Aura centre-pole parasols (all sizes) and the Mistral cantilever parasols (all sizes).
Sturdy and easy-to-handle slabs
The simplest and most efficient way to secure your parasol. This set of 4 slabs, designed to be filled with water or sand, ensures optimal stability for your Belveo parasol, giving you the peace of mind to enjoy your space. Each Ostro slab features indented handles, making them easier to move.
These slabs are compatible with both Belveo centre-pole and cantilever parasols. However, due to their large size, we recommend them primarily for cantilever parasols. The perfect balance of value and performance to equip your outdoor setup.

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- 210g/m2 fabric thickness
- UPF 50+
- Overdyed fabric
- Anti-fading treatment
- Water-repellent
- 2-year guarantee
- Suitable for normal use
- Colours available : ecru, beige, taupe, charcoal grey


- 190g/m2 fabric thickness
- UPF 50+
- Mass-dyed fabric
- Fade resistance
- Water-repellent
- 5-year guarantee
- Fabric made in Spain
- Suitable for semi-intensive use
- Colours available: ecru, taupe, charcoal grey


- 208g/m2 fabric thickness
- UPF 17 to 50+
- Mass-dyed fibre
- Fade resistance
- Water-repellent and anti-mold
- 5-year guarantee
- Made in France
- Suitable for intensive use
- Colours available: beige, charcoal grey, red


- Perfect for limited space areas
- A must-have for garden tables with a central hole
- Also great between two sun loungers
- Requires less weighting
- Low maintenance and easy to store in winter
- Less mobile and versatile than the cantilever parasol.
- The pole is situated in the middle of the shaded area.

- Ideal for large spaces (terraces, gardens, pools)
- Offers unobstructed protection without a central pole or mast.
- Tilts and rotates 360° to follow the sun, providing all-day protection without needing to move the base
- Generally larger in size than straight parasols
- Choose wisely for smaller areas; check dimensions first

- Powder-coated in charcoal grey
- Matte finish with a grainy texture
- More scratch and dirt-resistant than the satin finishes commonly found on the market
- Paint quality and type are on par with those used for aluminium windows and patio doors in salt-air environments.

- Anodisation is not paint but a treatment that thickens the natural oxidation layer on raw aluminium, enhancing its corrosion resistance
- Less prone to scratching than paint and naturally resistant to fingerprints
- Brushed appearance with a grainy, matte tint
- Similar in look to brushed stainless steel.

- Lacquered for optimal anti-corrosion protection
- Wood effect achieved through heat transfer on the aluminium frame
- Neutral shade, ranging from medium to dark, to ensure the most natural appearance possible
- The wood effect is knot-free and has a matte finish, allowing it to blend seamlessly into any setting.

- 210g/m2 fabric thickness
- UPF 50+
- Overdyed fabric
- Anti-fading treatment
- Water-repellent
- 2-year guarantee
- Suitable for normal use
- Colours available : ecru, beige, taupe, charcoal grey


- 190g/m2 fabric thickness
- UPF 50+
- Mass-dyed fabric
- Fade resistance
- Water-repellent
- 5-year guarantee
- Fabric made in Spain
- Suitable for semi-intensive use
- Colours available: ecru, taupe, charcoal grey


- 208g/m2 fabric thickness
- UPF 17 to 50+
- Mass-dyed fibre
- Fade resistance
- Water-repellent and anti-mold
- 5-year guarantee
- Made in France
- Suitable for intensive use
- Colours available: beige, charcoal grey, red


The round parasol is perfect for shading a round table or smaller spaces like balconies and small terraces.
Available sizes: from Ø3m to Ø3.30m

The square parasol is highly versatile, suitable for all kinds of spaces including terraces, balconies, gardens, and pool areas.
Available sizes: 3x3m

The rectangular parasol is ideal for long tables or large spaces. In smaller sizes, it is well-suited for elongated terraces.
Available sizes: from 3x2m to 3x4m

- Powder-coated in charcoal grey
- Matte finish with a grainy texture
- More scratch and dirt-resistant than the satin finishes commonly found on the market
- Paint quality and type are on par with those used for aluminium windows and patio doors in salt-air environments.

- Anodisation is not paint but a treatment that thickens the natural oxidation layer on raw aluminium, enhancing its corrosion resistance
- Less prone to scratching than paint and naturally resistant to fingerprints
- Brushed appearance with a grainy, matte tint
- Similar in look to brushed stainless steel.

- Lacquered for optimal anti-corrosion protection
- Wood effect achieved through heat transfer on the aluminium frame
- Neutral shade, ranging from medium to dark, to ensure the most natural appearance possible
- The wood effect is knot-free and has a matte finish, allowing it to blend seamlessly into any setting.

- 210g/m2 fabric thickness
- UPF 50+
- Overdyed fabric
- Anti-fading treatment
- Water-repellent
- 2-year guarantee
- Suitable for normal use
- Colours available : ecru, beige, taupe, charcoal grey


- 208g/m2 fabric thickness
- UPF 17 to 50+
- Mass-dyed fibre
- Fade resistance
- Water-repellent and anti-mold
- 5-year guarantee
- Made in France
- Suitable for intensive use
- Colours available: beige, charcoal grey, red


- 190g/m2 fabric thickness
- UPF 50+
- Mass-dyed fabric
- Fade resistance
- Water-repellent
- 5-year guarantee
- Fabric made in Spain
- Suitable for semi-intensive use
- Colours available: ecru, taupe, charcoal grey


- 210g/m2 fabric thickness
- UPF 50+
- Overdyed fabric
- Anti-fading treatment
- Water-repellent
- 2-year guarantee
- Suitable for normal use
- Colours available : ecru, beige, taupe, charcoal grey


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Test advantages 2
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- ordinary ordinary ordinary ordinary
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- ordinary ordinary ordinary ordinary
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Test disadvantages 2
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- ordinary ordinary ordinary ordinary
- italic italic italic italic
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Test content
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- bold boldboldbold bold bold bold boldbold
- ordinary ordinary ordinary ordinary
- bold-italic bold-italic bold-italic bold-italic bold-italic
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- link link link link
- ordinary ordinary
- ordinary ordinary ordinary ordinary
- italic italic italic italic
heading1 heading1
heading2
heading3 heading3
heading4 heading4
heading5 heading5
heading6 heading6
Test advantages
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- bold boldboldbold bold bold bold boldbold
- ordinary ordinary ordinary ordinary
- bold-italic bold-italic bold-italic bold-italic bold-italic
- gc link gc
- link link link link
- ordinary ordinary
- ordinary ordinary ordinary ordinary
- italic italic italic italic
heading1 heading1
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Test disadvantages
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- bold boldboldbold bold bold bold boldbold
- ordinary ordinary ordinary ordinary
- bold-italic bold-italic bold-italic bold-italic bold-italic
- gc link gc
- link link link link
- ordinary ordinary
- ordinary ordinary ordinary ordinary
- italic italic italic italic
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