
Mechanism replacement for your windows ensures comfort, safety, and easy daily use while protecting against serious wear and tear.
FREE
Diagnostics of all windows
Fast
Arrival and work performed
Warranty
For all work performed
When window hardware parts become excessively worn or damaged, cleaning or lubrication is no longer effective – in such cases, window mechanism replacement is essential. This service fully restores the functionality, airtightness, and reliability of your windows, ensuring long-lasting results and smooth everyday operation.
Replacement is needed when the following signs appear:
In these situations, repair or lubrication will not resolve the issue – the best solution is to replace worn mechanisms with new ones matched to your specific window type and manufacturer.
Window mechanisms include multiple components responsible for proper window operation, airtightness, and security. We replace all main hardware parts, including PVC window mechanisms commonly used in residential and commercial buildings:
Window mechanism replacement services are provided for all window and door types, including balcony and terrace systems. All new mechanisms are selected according to the specific manufacturer, profile, and window type to ensure precise fit and long-lasting operation.
Prolonged use of damaged or sticking mechanisms can damage the entire window frame or glass unit. Timely mechanism replacement helps:
Trust window mechanism replacement to professionals – our technician will visit, assess the condition, and ensure your windows work like new again.

We serve Vilnius, Kaunas, Klaipėda, Panevėžys, Šiauliai and all of Lithuania
Professional reliability you can trust
Quick response when you need it most
Up to 5 years
Competitive prices
We repair plastic and wooden windows and balcony doors throughout Lithuania. Aluminium window repair services are available in Vilnius and Kaunas.
Real feedback from our satisfied customers
"Incredibly professional and fast service. The technician fixed our window in under an hour. Highly recommended!"
"Great communication and transparent pricing. The quality of work was excellent. Very happy with the result."
"The team was punctual, polite, and very knowledgeable. They explained the issue clearly and fixed it efficiently."
"Fantastic service from start to finish. I will definitely use them again for any future window or door repairs."
The advantages of working with our team of professionals

No-cost initial assessment to identify the problem.

We provide up to a 5-year warranty.

Our technicians arrive promptly to address your needs quickly.

99% of repairs can be completed during the first visit.

We respect your home and always leave our workspace clean.

We work with all types of window and door profiles and manufacturers.

Pay by card, cash, or we can issue an invoice.

Our goal is your complete satisfaction with our work.
Original window parts only from trusted manufacturers — that's why we can offer up to 5 years warranty
Common questions about window mechanism replacement services
Expert professionals with years of experience
Senior Technician & Team Lead
Coordinates the team and ensures the highest quality of service
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
See the quality of our work through real transformations
Replacement of selective double and triple glazing units to improve energy efficiency or remedy glass breakage
Complete mechanism renewal with modern hardware
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Technician-Specialist
Ensures your windows and balcony doors operate smoothly
Professional solutions for all your window and door needs
We work in all major cities, their districts and surrounding towns
We provide window repair services across Lithuania – working in all major cities, their districts and surrounding towns. We perform plastic window repair, window fixing, window adjustment, window sealing and gasket replacement, ensuring tightness and long-lasting results.
👉 In about 99% of cases we solve the problem on the first visit, and the technician's call-out and full window diagnostics are free of charge.
We perform window repair in Vilnius throughout the city and Vilnius district – in Antakalnis, Fabijoniškės, Pašilaičiai, Pilaitė, the city centre and other Vilnius districts as well as surrounding towns. We solve sealing, adjustment and mechanical issues, carry out plastic window repair and glass unit replacement. We also provide window adjustment and window sealing.
👉 Most often we handle everything on the first visit, and the call-out and window inspection cost you nothing.
We perform window repair in Kaunas and Kaunas district – working in Šilainiai, Dainava, Eiguliai, Žaliakalnis, the city centre and other districts as well as surrounding towns. We fix leaking, stuck or misaligned windows, carry out plastic window repair and gasket replacement. We also provide window adjustment.
👉 In about 99% of cases we solve the problem on the first visit, and the technician's call-out is free of charge.
In Klaipėda we perform window repair throughout the city and Klaipėda district – both in the city itself and in Gargždai and other surrounding towns. Due to the coastal climate, window sealing and window adjustment are often needed, so we help restore window tightness, eliminate drafts and improve home comfort.
👉 We come out free of charge, assess the situation on site and most often solve the problem right away.
We provide window repair services in Šiauliai and Šiauliai district – working in Dainiai, Gytariai, Lieporiai, the city centre and other districts as well as surrounding towns. We carry out plastic window repair, window adjustment and window sealing, quickly resolving both minor and more complex faults.
👉 Most often we handle everything on the first visit, and the call-out and diagnostics are free of charge.
In Panevėžys we perform window repair throughout the city and Panevėžys district – working in Kniaudiškės, Rožynas, Pilėnai, the city centre and other districts as well as surrounding towns. We carry out plastic window repair, window adjustment and gasket replacement, ensuring quality and long-lasting results.
👉 We come out free of charge and most often solve the problem on the first visit.
Enhance your windows and doors with high-quality components for superior functionality and comfort
Sealing the gaps between the window sill and the window frame to reduce heat loss and air leakage
Complete mechanism replacement with modern multi-point locking system
Replacement of old seals with polyurethane foam that remains stable and does not react to temperature changes, whether in winter or summer.
Replacement of worn hinges and adjustment of window and door hardware to ensure smooth operation and a tight seal.