Now from £ 1.446
Veranda with an extra sturdy construction
Exceptionally strong, with a high load capacity
With the Gumax® Heavy Duty veranda, you can enjoy your outdoor space without worry, even in wind, rain and snow. The extra sturdy construction supports 98 kg/m²**, while the wider span means you need fewer support structures. Attach the veranda to your house or place it freestanding, wherever you like***. On this page, you'll find everything about the construction, roof type, styles and dimensions. Click on a topic to find out more.
Extra reinforced construction
Thanks to the double gutter, the steel strip and the reinforcement sleeves in the beams, your veranda stands extra sturdy.
Clear view and room to walk through
Attached to the house, you need no middle support up to 6.06 m wide, so you enjoy a clear view of your garden.
Resistant to changing weather conditions
With a load capacity of 98 kg/m², you can sit outside with peace of mind, even in changeable weather.

Heavy Duty – Attached
- Direct connection to your home
- Extend your living space outdoors
- Dry and comfortable outside
- Widths from 3.06 to 12.06 m
Available in the following colours:
| RAL 7016 | RAL 9016 | RAL 9005 |

Heavy Duty – Freestanding
- Anywhere you like in the garden***
- Privacy with two aluminium sidewalls
- Sleek, slim design
- Widths from 3.06 to 8.06 m
Available in the following colours:
| RAL 7016 |

Double gutter: a gutter with a double base, made of extra strong 6061-T6 aluminium, so your veranda can carry more weight.
Steel strip: a heavy, galvanised strip in the gutter that adds extra strength, even with a wide span.
Reinforcement sleeves: in the side and/or intermediate beams (depending on the dimensions), so that even a large veranda stays sturdy.
High-quality coating: Gumax® Excellence Superior Coating (AkzoNobel Interpon), which retains its colour and gloss for years and needs little maintenance.
Clear glass: lets through around 88% of the light, so you get the most light and an open, clear view.
Opal glass: gives softer light and more privacy.
Filter by the desired roof type when configuring your Gumax® Heavy Duty veranda.

Number of support structures by width and depth.
Wider span, fewer support structures
The fewer support structures, the clearer your view and the more room to walk through. With the attached Gumax® Heavy Duty, you need no middle support up to 6.06 m wide. How many support structures you need depends on the width and depth; the table shows this for each size. If you're not sure, our customer service team will be happy to help.
Please note: with large spans, the gutter may sag by a few centimetres due to the heavy galvanised steel strip that provides extra strength. This applies to all Gumax® verandas.
Load capacity of 98 kg/m²
Even under a thick layer of snow, your veranda stays firmly in place, because the Gumax® Heavy Duty can support a weight of 98 kg/m². This corresponds to a snow load on the ground (Sk) of 122 kg, based on the snow load calculation according to the harmonised standard EN 1991-1-3. That's around 0.5 metres of compacted snow.


Easy to assemble yourself
You can easily assemble your Gumax® Heavy Duty veranda yourself, with a user-friendly construction kit and step-by-step assembly instructions. Place the support structures on a level base that can bear 980 kg per support structure; we recommend spot foundations. If you have any questions, our customer service team is here for you 365 days a year.
Does your home have external wall insulation? With the Gumax® Facade insulation mounting system, you can still attach your veranda securely to the facade, because the system bridges up to 250 mm of insulation and facade finishing.
TÜV NORD: The aluminium beams and posts of the Gumax® Heavy Duty veranda are produced under the supervision of TÜV NORD and comply with the requirements of EN 1090-1, as part of Tuinmaximaal’s CE conformity assurance. This certification applies exclusively to the load-bearing metal structure and not to the veranda as a whole. This process ensures structural quality according to European standards.
Warranty: always a 10-year Tuinmaximaal warranty when assembled according to the manual.

Dimensions
Heavy Duty – Attached
Widths:
3.06 m / 4.06 m / 5.06 m / 6.06 m / 7.06 m / 8.06 m / 9.06 m / 10.06 m / 11.06 m / 12.06 mDepths:
2.5 m / 3 m / 3.5 m / 4 mHeavy Duty – Freestanding
Widths:
3.06 m / 4.06 m / 6.06 m / 7.06 m / 8.06 mDepths:
3 m / 3.5 mColours
Heavy Duty – Attached
- RAL 7016 – Matt anthracite
- RAL 9016 – Matt white
- RAL 9005 – Matt black
Heavy Duty – Freestanding
- RAL 7016 – Matt anthracite
Roof type
Glass
Toughened, laminated glass (4-4-2): choice of clear glass or opal glass
Roof panels
8.76 mm thick, 98 cm wide
Registrations
Timeless style
Registered Design
Authentic style
Registered Design
Contemporary style
Registered Design
Finish
Material
6063-T6 aluminium combined with 6061-T6 aluminium (gutter and reinforcement sleeves)
Protection
Superior Coating
Contents
Support structures, intermediate beams, side beams, gutter pack with extra sturdy gutter including decorative trim and wall profile, raising profiles, steel strip and glass roof panels 98 cm wide.
Extra for Heavy Duty - Freestanding
Rear beam, narrow support structures (110 mm x 60 mm) and end caps, two aluminium sidewalls and a filler panel for the rear wall.
Packaging and recycling
Packaging
Separate the packaging and dispose of it in the appropriate waste bin.
Recycling
Dispose of the product correctly. This protects the environment and public health.
Protect your outdoor space from wind and weather with the Gumax® Heavy Duty veranda
Extra reinforced construction
Clear view and room to walk through
Resistant to severe and changing weather conditions
Choice of a clear glass or opal glass roof
Expand whenever you like: all Gumax® extensions fit seamlessly
Discover our other Gumax® verandas
Great value
Roof type opal polycarbonate
Modern or Classic style
Load capacity 80kg/m²*
Most popular choice
Roof types clear glass or opal glass
Modern or Classic style
Load capacity 80kg/m²*
Frequently asked questions
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Can I swap my decorative trim with another decorative trim?
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Can I also order the Heavy Duty veranda in the Classic style?
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Can the Heavy Duty veranda be shortened?
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Do Gumax® sliding doors, sun shading, lighting and accessories fit under the Gumax® Heavy Duty veranda?
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Is the Heavy Duty veranda easy to assemble yourself?
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How much snowfall can the Heavy Duty veranda withstand?
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What are the advantages of the Heavy Duty gutter?
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Why is the Heavy Duty (HD) veranda construction sturdier?
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What is a Heavy Duty (HD) veranda?
*The Gumax® Poly Line and Glass Line verandas can support a weight of 80 kg/m², corresponding to a snow load on the ground (Sk) of 100 kg, based on the snow load calculation according to the harmonised standard EN-1991-1-3.
** The Gumax® Heavy Duty verandas can support a weight of 98 kg/m², corresponding to a snow load on the ground (Sk) of 122 kg, based on the snow load calculation according to the harmonised standard EN-1991-1-3.
*** Where you are allowed to place the veranda depends on the regulations in your municipality and on private law rules such as neighbour law.






