Plastic Door Profi Line
- new dimension of door structures with RAU-FIPRO technology
- top-of-the-line six-chamber profile
- maximum energy efficiency without steel braces
- burglary resistance class up to WK3
- also suitable for passive and low-energy homes
Are you interested?
A new dimension of door structures with RAU-FIPRO technology, a unique material based on polymer composite, which makes it unnecessary to reinforce the door with steel. With its unique design, it meets static requirements that conventional materials for the production of door profiles cannot afford. At the same time, it eliminates all thermal bridges in the frame and sash profile. It is a six-chamber system with a construction depth of 86 mm and a viewing height of 115 mm. Profi Line doors are already the standard solution of the future.
The doors are made with a central seal of black or gray color, the glazing bars in the interior are beveled, in the standard it is glazed with insulating triple glazing. Profi Line is produced in rectangular and oblique shapes and in all color decors.
In a special finish, Profi Line doors are suitable for passive, zero and energy-plus houses with maximum tightness requirements. They are designed for customers with high demands on design and energy efficiency.

Frame construction depth and sash design depth 70mm
Frame construction depth and sash design depth 86mm
Viewable height in the basic combination 169 mm
Visible height of the threshold 127 mm
Surface treatment of white profiles REHAU HDF (High Definition Finishing)
Number of sealing planes 3、Gasket extruded
Frame heat transfer coefficient 1.0 W/m! 2K
Wind load resistance class C2/B2
Waterproof against wind-driven rain 4A
Airtightness class ! 4
Noise attenuation up to TZI 5 (47dB)
Burglary resistance fittings and locks to BT3
Maximum dimensions of a separate door leaf 1100mm x 2350mm (75kg)
Colored profile mass white, dark brown
Surface treatment Crushing and spraying RAL
Shades of gray
Wooden decking
Colours ARTEVO
Product inquiry
Non-binding request within 5 minutes
Enter the basic parameters and get an approximate calculation. Quickly, clearly and without commitment.
Ozveme se do 24 hodin
Bez závazku
Osobní přístup

Frequently Asked Questions
SULKO offre:
- wide range of RAL colours for aluminium
- decor film for plastic windows (wood, modern shades of gray, anthracite)
- different types of glazing (safety, insulating, noise-proof)
- handles, handrails, window sills, nets, shading technology
We will recommend solutions according to the type of construction and architectural style.
Stačí nás kontaktovat — technické oddělení vám poskytne:
- doporučení typu profilu
- informace o statice
- vhodnost pro pasivní a nízkoenergetické domy
- detaily k montážním postupům
- možnosti atypů
SULKO products are offered in several material solutions:
Plastic (PVC)
- high thermal insulation
- simple maintenance
- excellent performance/price ratio
- long service life without the need for coatings
Aluminum (ALU)
- maximum strength and stability
- possibility of large glazed areas
- premium look
- minimal maintenance
Composite (ARTEVO)
- appearance of aluminum at a more affordable price
- superior strength and rigidity
- High-end insulation
- maintenance-free material of the next generation
Each material has its advantages and we will be happy to recommend a solution suitable for a specific project.
Yes, a non-binding quote is standard. After filling in the form, the dealer will contact you, discuss the specification with you, recommend a suitable solution and prepare an accurate calculation — including the approximate price of the assembly.
The process is simple and fully framed by care:
- Submit a request or call.
- You will be contacted by an expert technician or trader.
- We will conduct a survey and recommend the appropriate solution.
- We will prepare a quotation with exact parameters.
- After approval, we will start production in Zabra.
- We schedule the assembly with our certified team.
From the first consultation to installation, you always have One contact person.
You can verify the correct operation by simply:
- the window goes smoothly open and close
- when closed, the sash presses evenly
- you do not feel drafts
- glass does not corrode from the inside with proper ventilation
- downforce can be adjusted at any time
Part of our services is the possibility to order professional tightness check Even after years of operation.
Do you have other questions?
Feel free to contact us for more information.





Visit our showrooms
Get to know our products live and get advice from experienced specialists. In SULKO showrooms you can try different types of windows, doors and accessories and get recommendations for your project.












































































