Wooden window Thermo gold 78
Are you interested?
Thermo Gold 78 is a wooden window designed for energy-saving constructions that combines a natural look with modern insulation parameters. High-quality europrism with a width of 78 mm ensures structural stability and long service life, while insulating triple glazing brings a pleasant climate at any time of the year. The window can be individually customized by choosing both wood and color, which makes it easy to fit into both a modern and traditional house.
Construction profile depth 78 mm
Insulating triple glass U0.7 W/m²K
Thermal insulation of windows Uw ≈ 0.9 W/m²K
Sound insulation up to 36 dB
Wood species: spruce, pine, larch, meranti, oak, red grandis
12 shades of glazes + RAL, two-tone option
Warranty 5 years/10 years LONG LIFE HOME
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.













































































