Specialists in design and manufacture of chimneys and ducts
Founded in 1983
Leader in Spain
where our products are installed
per year
non stop production24h a day
production




Communication with our customers is essential: it allows us to identify their needs, and from there to research and innovate to further improve our products, or to create entirely new products.This dialogue also allows us to provide tailor-made solutions, so that they perfectly match what they need.
While our experience is very useful to us in responding to our customers' needs, we are constantly researching to provide solutions that are better adapted, even more secure, easier to install and maintain.
In our industry, more than any other, safety is paramount. That's why all our products are internationally certified, and why we ourselves, through our involvement with leading regulatory bodies, are pushing for ever-higher standards.
From the simplest solutions to the most complex projects, we try to make things as easy as possible for our customers: advising them on the optimal solution, offering solutions that are easy to install.And our work doesn't stop after a sale has been made: we offer an advanced support service.
Adjusting to the needs of the projects, making the appropriate modifications according to the market in which we find ourselves, looking for competitive solutions: adaptation is key for us.
The social and environmental sustainability of our activity is a very important factor in every aspect of our business.This is manifested in the application of very strict protocols in order to ensure the safety of our workers, protect their health and that of everyone else, and guarantee a minimum environmental impact.
Featured projects
Data Center
Singapore
Data Center
Gama: GE50+
DN 400/500
AISI-304
Outer Wall AISI3004 2B Matt Finish, OD:350mm, 0.5mmthk
CERm
France
Multiple Insulated Inner Walls and Supporting Outer Wall
Self-supporting chimney with multiple insulated inner walls and supporting outer wall
Height 39.2 m (3 sections)
3x Ø450/1,350 mm
Inner 304 / Outer S235JR
CIR
France
Resistant Inner Wall
Double wall, insulated self-supporting chimney with resistant inner wall
Height 10m (1 section)
Ø350/450mm
Inner Wall 13CrMo / Outer Wall AISI 304
Airport Generator
CER
France
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 42 m (3 sections)
Ø200/400-600 mm
Inner Wall CORTEN / Outer Wall S235JR
Boiler
CER
Spain
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 18,2 m
Ø2100 mm
CER
Germany
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 24 m
Ø2200 mm
CER
France
Multiple Insulated Inner Walls and Supporting Outer Wall
Self-supporting chimney with multiple insulated inner walls and supporting outer wall
Height 14
Ø350
CER
Austria
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 15 m
DN 650/750
AISI-316L/ S235 JR
CER
Italy
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 26 m
1 x Ø800
CER
Uk
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 30 m
1 x Ø750
CER
France
Supporting Outer Wall
Double wall, insulated self-supporting chimney with resistant outer wall
Height 11 m
1 x Ø 350
CERm
France
Multiple Insulated Inner Walls and Supporting Outer Wall
Self-supporting chimney with multiple insulated inner walls and supporting outer wall
Height 48 m (3 sections)
3x Ø750/2,250 mm
Inner AISI 304 /Outer S235JR
Refrigeration plant
CERm
UK
Multiple Insulated Inner Walls and Supporting Outer Wall
Self-supporting chimney with multiple insulated inner walls and supporting outer wall
Height 16m
Ø1000 mm
CERm
France
Multiple Insulated Inner Walls and Supporting Outer Wall
Self-supporting chimney with multiple insulated inner walls and supporting outer wall
Height 25 m
3xØ300
CERm
Uk
Multiple Insulated Inner Walls and Supporting Outer Wall
Self-supporting chimney with multiple insulated inner walls and supporting outer wall
Height 27 m
3 x Ø400
CIR
France
Resistant Inner Wall
Double wall, insulated selfsupporting chimney with resistant inner wall
Height 19,5 m (1 section)
Ø1,000/1,100 mm
Inner AISI 316L / Outer 304
CIR
France
Resistant Inner Wall
Double wall, insulated self-supporting chimney with resistant inner wall
Height 9,3 m
1 x Ø 350
CIR
Germany
Resistant Inner Wall
Double wall, insulated selfsupporting chimney with resistant inner wall
Height 18 m
1 x Ø850
CIR
France
Resistant Inner Wall
Double wall, insulated selfsupporting chimney with resistant inner wall
Height 16,8m
1 x Ø500
1 x Ø600
CIR
France
Resistant Inner Wall
Double wall, insulated selfsupporting chimney with resistant inner wall
Height 10 m
1 x Ø450
Dinamast
Germany
Self-supporting solution fixed to the ground or to the wall for the modular ducts to be set-up on site
A specific design for the project to guarantee the correct support of the forces transmitted by the mast to the fixing point, depending on the construction characteristics of the fixing point
Height 12,5 m
GE50+
Qatar
Double-wall stainless steel modular chimney with external seals and intermediate insulation of 50 mm rock wool with a density of 100 kg/m³
Ø550/650 mm
AISI-304/AISI-304
Mast
France
Self-supporting solution fixed to the ground or to the wall for the modular ducts to be set-up on site
A specific design for the project to guarantee the correct support of the forces transmitted by the mast to the fixing point, depending on the construction characteristics of the fixing point
Height 7.2 m
DW Ø300/360
Mast
Austria
Self-supporting solution fixed to the ground or to the wall for the modular ducts to be set-up on site
A specific design for the project to guarantee the correct support of the forces transmitted by the mast to the fixing point, depending on the construction characteristics of the fixing point
Height 15 m
Structure
UK
Self-supporting reticulated solution fixed to the ground supplied with the modular chimneys installed
Height 40.0m (4 sections)
2x Ø900/960
Structure
Israel
Structures with Modular Ducts Preinstalled
Self-supporting reticulated solution fixed to the ground supplied with the modular chimneys installed
Height 15m
2x Ø650/750
Cogeneration Plant
Quality Assurance

Domestic
At Dinak we offer the widest range of products for your home of today and tomorrow. Committed to innovation and the protection of the environment, our products are designed to guarantee the safety and quality of your home, providing comfort and efficiency.

Collective, services and industry
Our 40 years of experience have allowed us to develop a comprehensive range of top-tier solutions tailored to meet the diverse needs of various sectors and markets. We are continually at the forefront of research and development, ensuring that all of our products are equipped with the highest quality and performance certifications to guarantee their longevity and efficiency.

Self-supporting solutions
Dinak leads the way in the design and manufacture of self-supporting solutions tailored to meet the specific needs of our clients. Our team of professionals is dedicated to ensuring that our customers receive top-tier support from the initial study phase to product commissioning, resulting in a high-quality end product.