Assembly and transportation
In order for SULKO windows and doors to fulfill everything you expect from them — strength, safety, long life and flawless functionality — their professional installation is essential. Only a professionally executed installation will ensure that the window firmly holds in the construction opening, correctly transfers the load to the masonry and works as it should. Mounting is the moment when the whole system receives its “frame of care”, and therefore we take it as seriously as the production itself.

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Assembly and transport SULKO
We put every window in the frame of care — both in production and during assembly.
Installation is the moment when the quality of our windows is reflected to the fullest. In order for everything to work as it should, we pay great attention not only to the manufacture, but also to the installation of the window in the construction opening itself. We take care of precise fit, proper anchoring, sealing and final adjustment.
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Why expert fitting is key
Correct installation = functional and long-lasting window
In order for SULKO windows and doors to meet all their characteristics — strength, thermal insulation, safety and flawless operation — their professional equipment is essential.
Professional assembly:
- ensure secure anchoring in the construction opening,
- transfers the load to the masonry without unwanted deformations,
- guarantees airtightness and proper operation of the seal,
- eliminates thermal bridges and moisture in the detail of the connection joint,
- will allow precise adjustment and long-term operation of the fittings.
Assembly is the stage where the whole solution Framed with care -- and that's exactly why we take it as seriously as production.
What all includes the installation of windows SULKO
Our technicians will provide:
1. Precise focus
Every assembly begins with a thorough focus. Without it, the correct setting and the smooth course of implementation cannot be guaranteed.
2. Dismantling of existing windows
We remove old windows safely and with respect to surrounding surfaces, including possible disposal.
3. Installation of new windows
We use professional materials, anchoring technology and procedures in accordance with ČSN 74 6077. We pay attention to every millimeter so that the windows fit exactly.
4. Connection joint gasket
We work with modern sealing systems — compression tapes, vapor-proof and vapor-permeable films and mounting foams suitable for the type of construction.
5. Adjustment and control of functionality
After mounting, we adjust the window so that it goes smoothly, is silent and tightens around the entire perimeter.
6. Cleaning up the workplace
We bring everything to its original state. We want the customer to experience the joy of the new windows.
Three stages of installation that we recommend according to the type of construction
Standard mounting
For ordinary family homes and renovations.
It includes anchoring, filling the joint with PUR foam and incorporating the detail according to the standard.
Extended mounting with foils
Recommended for new buildings and low-energy homes.
Provides controlled vapor tightness of the interior and protection against moisture from the exterior.
SULKO window transport — safe, planned, professional
Safe transport to your home
- we ship the windows on special stands,
- we use fixing elements and protective covers,
- we provide transportation of large-format elements, HS portals and ARTEVO composite systems,
- we plan the transport so that it follows the assembly.
Thanks to our own logistics, we control the entire process — from production to delivery to the assembly site.
How the assembly is carried out step by step
- Telephone appointment
- Arrival of the assembly team (within the agreed time window)
- Securing the workspace and protecting surfaces
- Dismantling of original elements
- Installing and anchoring new windows
- Filling and sealing the joint
- Final Adjustment
- Handover of the contract, including recommendations for maintenance
- Possibility to order after-sales service — we frame with care even after assembly
What is good to prepare before assembly
- free up space around the windows,
- provide access to the room,
- protect furniture from dust,
- Talk to us about the specifics of your construction.
The assembly team will then take care of the entire implementation.
Certifications and warranties
SULKO meets the requirements of the standard ČSN 74 6077 — installation of windows and doors,
which confirms that we carry out the assembly professionally and in accordance with technological standards.
Both the assembly and the materials have their guarantee according to the type of order. Our service team will take care of everything.
Why not keep the assembly on your own
Improper anchoring or poor sealing can cause:
- window drying,
- heat leaks,
- deformation of the frame,
- loss of warranty,
- Decreased security.
Therefore, the assembly is recommended to be carried out exclusively with us.
Do you want an accurate assembly calculation?
Write to us or use the configurator.
Your order we frame with care — from the first contact to the last screw tightened.
Documents to download
Register your extended warranty through this form
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Non-binding request within 5 minutes
Enter the basic parameters and get an approximate calculation. Quickly, clearly and without commitment.
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Frequently Asked Questions
Not sure about the selection or procedure of advice? Check our Frequently Asked Questions section for answers to the most common questions. If you need advice on an individual basis, our chatbot is available to you at any time.
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.
Yes — we provide for selected products extended warranty up to 20 years, which confirms the quality of the materials and technologies used. For details, see Documents to download or in the relevant section of the site “service and services”
Installation is carried out by our certified installers who follow the SULKO mounting standards. The process begins with precise aiming, after which we prepare the windows so that they exactly copy the construction opening. During the assembly itself, we pay attention to:
- Correct installation of the frameto make the window solid and stable
- professionele anchorages corresponding to the type of masonry
- perfect sealing window joint using suitable tapes, foams and sealants
- control of drainage pathsso that water cannot flow through the window
- Adjustment of fittingsto make the window easy to operate and perfectly seal
- final inspection and cleaning of the workplace
Careful installation fundamentally affects the service life and functionality of the window. That's why we pay attention to detail and control the entire process — from production to final handover.
👉 Do you want to request windows and installation?
Fill out a short inquiry: /contact
We provide service services for products under warranty and after warranty. They include:
- Diagnosis of the defect
- professional adjustment of fittings
- replacement of gaskets
- repair of components (handles, hinges, locks, insulating glass)
- checking the tightness and functional parameters
- securing SULKO spare parts
- Recommendations for further maintenance
Attaching photos or video will help when reporting a fault — this will speed up the solution and prepare for the repair even before the technician leaves.
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
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.
Do you have other questions?
Feel free to contact us for more information.
Frequently Asked Questions
Not sure about the selection or procedure of advice? Check our Frequently Asked Questions section for answers to the most common questions. If you need advice on an individual basis, our chatbot is available to you at any time.
You don't have to Please inform us about the accessories in advance and we will ensure safe disassembly.
Yes. We work to ensure that household operations are as limited as possible.
Yes. We use a special anchor system suitable for wooden structures.
For large format elements, we recommend this after about 6-12 months. It is a common part of window care.
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.
Depending on the type of construction and customer requirements, we choose the most suitable combination — foam, sealing tape, film or multi-level seal for passive houses.
Yes, if this service is part of your contract, we will take care of the complete dismantling as well as the ecological disposal of old windows. You do not have to deal with transportation or handling — we will ensure everything for you so that the exchange is convenient and worry-free for you.
It is enough to free access to the windows and protect the furniture from dust. The rest will be provided by us — protection of space, handling and removal of old elements.
We use special handling techniques (suction cups, manipulators, cranes...). The customer doesn't care about anything.
Okna přepravujeme na speciálních stojanech, chráněná proti poškození.
It depends on the scope of the order. We manage the normal replacement of windows in the family house in 1-2 days. We will inform you in advance about the exact time.
A team usually has 2—4 technicals. It is enough to allow access to the rooms where the exchange takes place.
Regular cleaning of frames, lubrication of fittings 1-2 times a year and checking the seals are sufficient. You can get a simple manual from us, or download it here: Operating and Maintenance Manual
It's fundamental. Even a top-end window can lose up to 25-30% of its parameters with poor installation. Therefore, we assemble everything according to ČSN 74 6077.
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
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.
Slightly yes -- this is standard construction work. However, we work cleanly, use covering materials and clean up when finished.
Sí. We plan everything so that the material, the windows and the assembly team arrive ideally in one date.
Do you have other questions?
Feel free to contact us for more information.
Our Inspirational Projects
Every house has a story. And we insert windows into it that bring light, tranquility and comfort. Look at the places where we managed to fulfill the dreams of modern and cozy housing.



