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Serving Warsaw, Katowice, Kraków & area!

Window and door repair services across the regions we serve in Poland

Professional repair, adjustment, gasket and glazing unit replacement for PVC, wooden and aluminium windows, plus balcony and PSK sliding doors. Free diagnostics and call-out in the regions we serve.

FREE

Diagnostics and call-out

Fast contact

Within about 15 minutes

Guarantee

Up to 5 years

4.9/5 rating

2,500+ satisfied customers

FREE DIAGNOSTICS AND TECHNICIAN VISIT

Warsaw, Kraków, Katowice, the Silesian metro area and our other service cities — free diagnostics and technician visit.

Certified Technicians

Professional reliability you can trust

Work Done the Same Day

Quick response when you need it most

Guarantee

Up to 5 years

Transparent Prices

Competitive prices

Window and Door Repair Services

Professional solutions for all your window and door needs

Precise window alignment and mechanism adjustment for smooth operation.

From 50 zł

Professional weatherproofing seal renewal for energy efficiency.

From 20 zł

Complete hardware component replacement for optimal functionality.

From 50 zł

Professional weatherproofing application for energy savings.

From 38 zł

Maintenance service for smooth operation and longevity.

From 42 zł

Complete glass panel replacement with energy-efficient options.

From 225 zł

Frame alignment and structural repair for proper function.

From 170 zł

Urgent access service for stuck windows and doors.

From 225 zł

Windows and Doors We Repair

Window and door repair in Warsaw, Kraków, Gdańsk, Wrocław and other major Polish cities

PVC Window Repair

Handle spinning without resistance? Draughts through gaps? We adjust, seal and replace hardware in plastic windows – repair on site.

Wooden Window Repair

Draughts through old wooden windows? We seal, adjust hardware and restore full tightness – one visit and done.

Aluminium Window Repair

Hard to open your aluminium window? We adjust, seal and repair Schüco, Aluprof and other systems – at homes and in offices.

Balcony Door Repair

Balcony door sagging or hard to close? We replace hinges, hardware and multi-point locks – one visit and they work again.

Sliding Door Repair (PSK)

PSK sliding doors stiff or jamming? We replace rollers, repair tracks and service the fittings – Schüco, Aluprof, Aliplast and other manufacturers.

Window Repair

Something wrong with your window? We replace hardware, hinges, handles, gaskets and glass units – PVC, aluminium and wooden frames.

Cleaning and Lubrication

Prevention costs less than repair. We clean and lubricate hardware, hinges and gaskets – extending lifespan and preventing breakdowns.

Window Service

Full inspection, adjustment and lubrication of every window in your home. We catch issues before they turn into costly failures.

Window and door diagnostics

Free on-site inspection of windows and doors — fault identification and repair quote before any work begins.

Door adjustment

Adjustment of balcony, patio and PSK sliding doors — sagging sash, stuck handle, lock play.

Premium Quality Accessories and Solutions

Enhance your windows and doors with high-quality components for superior functionality and comfort

High-quality ergonomic handles with multiple finishes for enhanced comfort and style

From 40 zł

Secure handles with integrated locking mechanism for enhanced safety and peace of mind

From 85 zł

Advanced security solutions with multi-point locking for maximum protection

From 140 zł

Automatic ventilation solutions with energy-efficient air circulation and smart controls

From 130 zł

Convenient magnetic door holders for easy operation and secure positioning

From 40 zł

Custom-fit insect protection with magnetic door holders and hidden hardware

From 380 zł

Hidden hinges for clean, modern design with smooth operation and durability

From 205 zł

Window and door repair services

We provide window repair, window service and door repair across the regions we serve in Poland. We specialise in hardware adjustment, gasket replacement, mechanism repair and glazing unit replacement – in both residential and commercial properties.

We work with PVC, wooden and aluminium windows, as well as balcony doors and PSK sliding doors. We can complete 99% of jobs during the first visit.

When does window repair make sense?

In many cases there is no need to replace the entire window. The fault may involve hardware, gaskets, the glazing unit or another component while the frame itself may still be suitable for repair.

If the condition of the structure allows it, repair can restore correct operation without the cost of replacing the entire window. The actual condition of the frame, hardware, gaskets and glazing unit matters more than age alone.

What problems do we solve?

Typical window and door problems we deal with include:

  • window won't close or has to be forced shut
  • window lets cold in – a draught around the closed sash
  • handle is stiff or spins without resistance
  • condensation between panes (failed glazing unit)
  • balcony doors drooping or scraping the threshold
  • window sticks – hard to open or close
  • window squeaks when opening or closing
  • worn or hardened gaskets
  • window opens on its own or won't hold position

If you recognise one of these symptoms, the first step is to identify its cause. Only then can we determine whether adjustment, component repair or another solution is appropriate.

Window repair services

Our services cover PVC, wooden and aluminium windows. Typical repair work includes:

Window repair

We repair PVC, wooden and aluminium windows. Depending on the fault, the work may involve hardware, hinges, handles or locking mechanisms. If a specific original part is required, we first identify the component for the installed system and check availability through our suppliers. See window repair for more details.

Window adjustment

The scope of adjustment depends on the window construction and hardware system and may include sash position and compression at the adjustment points provided by the manufacturer. Window adjustment can restore correct operation without replacing parts when the problem is caused by alignment or compression.

Gasket replacement

Gaskets can lose elasticity, deform or become damaged over time. Gasket replacement can restore correct sealing when the source of the problem is the condition of a correctly matched gasket.

Glazing unit replacement

Persistent condensation or fogging inside an insulating glazing unit usually indicates loss of its seal. Glazing unit replacement allows the existing frame to remain in place when its condition is suitable.

Hardware and mechanism replacement

Scissor stays, handles and perimeter hardware wear over time. When a component is worn or damaged beyond what adjustment can correct, hardware or mechanism replacement may be the appropriate repair.

Window insulation

We select the scope of window sealing and insulation improvement after locating the source of the leak. The appropriate repair depends on where air is entering the construction.

Mechanism cleaning and lubrication

Cleaning, inspection and maintenance of accessible moving components should follow the requirements of the specific hardware system. Cleaning and lubrication can help keep moving hardware operating correctly; the exact maintenance method depends on the installed system.

Restoring frame geometry

Correction may be needed when a sash has moved out of alignment and begins to rub or no longer works correctly with the frame. The method used to restore the geometry depends on the window construction and hardware system.

Emergency opening

Help when a window or balcony door has jammed and cannot be opened. Emergency opening includes identifying the cause of the blockage and determining the appropriate repair.

Door repair services

We specialise in servicing balcony doors and PSK sliding doors.

Balcony door repair

Service of PVC and aluminium balcony doors: hardware, hinges, locks and gaskets. Balcony door repair may include sash adjustment when the door rubs against the threshold or no longer closes correctly; the exact repair depends on the diagnosed cause.

PSK sliding door repair

PSK sliding-door service includes diagnosis of the components responsible for sliding, locking and correct sash operation. The scope of PSK sliding-door repair depends on the installed system and the fault.

Balcony door adjustment

Depending on the installed hardware, adjustment may involve sash alignment and compression. Balcony door adjustment can restore correct closing when the problem is caused by alignment or compression; worn or damaged components require separate repair.

Door lock and hardware replacement

We replace worn locking mechanisms, handles and hardware components in the balcony and sliding doors we service. We select the original part for the specific system, configuration and dimensions, then check its availability through our suppliers before installation.

Brands we work with

We work with windows and doors of all brands. In many cases the repair concerns a specific component — such as hardware, a handle, hinge, gasket or glazing unit — so replacing the entire construction is not always necessary.

We use only original manufacturer parts sourced through our suppliers. The specific component is selected for the manufacturer, system and configuration; before installation, we identify the correct part and check its availability.

How does it work?

The service process is simple and transparent – six steps from first contact to guarantee:

  • Contact – fill in the short form or call us.
  • Free call-out and diagnostics – the technician arrives at the agreed time with no call-out charge and inspects the window or door on site.
  • We explain the diagnosis – we show you what the inspection found and what work we recommend.
  • We show the cost – after diagnostics we present the exact repair cost. No hidden fees.
  • We repair – once you approve, we carry out the agreed work.
  • You check the result – we test the repair together and provide a written guarantee of up to 5 years, with the exact scope based on the work performed.

Where do we provide service?

We serve more than 100 cities and towns across several regions of Poland. Our coverage includes:

You can find the full list of cities and towns we serve on a separate page.

How much does window or door repair cost?

The price depends on the type of fault, the hardware manufacturer and the scope of work. After diagnostics we present the exact repair cost. We only start work once you approve. In many cases, adjustment, sealing or repair of a specific component can solve the problem without replacing the entire construction.

You will find an indicative price list on a separate page. Book your free diagnostic visit – we will contact you to arrange a convenient time.

What Our Clients Say

Real feedback from our satisfied customers

"Incredibly professional and fast service. The technician fixed our window in under an hour. Highly recommended!"

Elżbieta Tarnowska

"Great communication and transparent pricing. The quality of work was excellent. Very happy with the result."

Piotr Kowalski

"The team was punctual, polite, and very knowledgeable. They explained the issue clearly and fixed it efficiently."

Marta Szymańska

"Fantastic service from start to finish. I will definitely use them again for any future window or door repairs."

Daniel Szymczak

Why Choose Us?

The advantages of working with our team of professionals

FREE Diagnostics & Visit

FREE Diagnostics & Visit

No-cost initial assessment to identify the problem.

Work Guarantee

Work Guarantee

We provide up to a 5-year warranty.

Fast Arrival

Fast Arrival

Our technicians arrive promptly to address your needs quickly.

On-Site Repairs

On-Site Repairs

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

Tidy Work Area

Tidy Work Area

We respect your home and always leave our workspace clean.

All Profiles & Brands

All Profiles & Brands

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

Convenient Payment

Convenient Payment

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

Satisfied Clients

Satisfied Clients

Our goal is your complete satisfaction with our work.

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Years of Experience
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Projects Completed
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Commercial Projects
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Qualified Specialists

Meet Our Qualified Specialists

Professional experts with years of experience

12 years of experience

Andrzej

Senior technician and team leader

Coordinates the team and ensures the highest quality of services

7 years of experience

Karol

Technician-specialist

Ensures your windows and balcony doors operate smoothly

14 years of experience

Bartosz

Technician-specialist

Ensures your windows and balcony doors operate smoothly

12 years of experience

Arkadiusz

Technician-specialist

Ensures your windows and balcony doors operate smoothly

8 years of experience

Piotr

Technician-specialist

Ensures your windows and balcony doors operate smoothly

8 years of experience

Tomasz

Technician-specialist

Ensures your windows and balcony doors operate smoothly

8 years of experience

Łukasz

Technician-specialist

Ensures your windows and balcony doors operate smoothly

7 years of experience

Serhii

Technician-specialist

Ensures your windows and balcony doors operate smoothly

Completed Window Repair Projects

See the quality of our work through real transformations

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Glass Unit Replacement

Replacement of selective double and triple glazing units to improve energy efficiency or remedy glass breakage

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Hardware Renewal

Complete mechanism renewal with modern hardware

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Window and Balcony Door Sealing

Sealing the gaps between the window sill and the window frame to reduce heat loss and air leakage

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Mechanism Cleaning and Lubrication

Complete mechanism replacement with modern multi-point locking system

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Gasket Replacement

Replacement of old seals with polyurethane foam that remains stable and does not react to temperature changes, whether in winter or summer.

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Hinge Replacement and Adjustment

Replacement of worn hinges and adjustment of window and door hardware to ensure smooth operation and a tight seal.

Window repair in 120+ Polish cities

Main service centres below. We probably serve your city too – call us or check the full location list.

Window repair in Warsaw

In Warsaw we repair windows across all 18 districts – Śródmieście, Mokotów, Wola, Praga, Ursynów, Bemowo, Bielany. We serve apartment blocks, tenements and houses on the outskirts. Free visit, repair usually in a single trip.

See details

Window repair in Kraków

Window repair in Kraków covers all districts – Old Town, Krowodrza, Podgórze, Nowa Huta. We service windows in historic tenements, 1970s blocks and new apartments. Free diagnostics – 99% of repairs finished during the first visit.

See details

Window repair in Wrocław

In Wrocław we travel to every district – Old Town, Fabryczna, Krzyki, Psie Pole, Śródmieście. We help both with hardware in new blocks and maintenance of old windows in tenements. Free diagnostics – technician leaves windows working the same day.

See details

Window repair in Poznań

In Poznań we service windows across the whole city – Old Town, Grunwald, Jeżyce, Nowe Miasto, Wilda. We work on housing estates, 1930s tenements and new blocks. Free assessment – most problems solved in a single visit.

See details

Window repair in Łódź

Łódź and surroundings – our technician will come to your flat in Śródmieście, Bałuty, Widzew, Górna or Polesie. We also specialise in maintenance of windows in the city's 19th-century tenements. Up to 5-year warranty – free diagnostics.

See details

Window repair in Gdańsk

In Gdańsk we serve the whole city plus the metropolitan area – Main Town, Wrzeszcz, Oliwa, Zaspa, Chwaszczyno. The seaside climate wears down gaskets and hardware, so we service extra thoroughly. Same-day visit – free diagnostics.

See details

Window repair in Szczecin

Szczecin – window repair on both sides of the Odra. We work in Śródmieście, Prawobrzeże, Zachód, Pogodno and other districts. We serve both 1960s blocks and newer estates. Free visit – most issues fixed on the first trip.

See details

Window repair in Bydgoszcz

In Bydgoszcz we service windows in the city and county. We travel to Śródmieście, Fordon, Wyżyny, Kapuściska and other districts. We replace hardware, gaskets and adjust mechanisms in blocks and houses alike. Free diagnostics – technician carries parts on board.

See details

Window repair in Katowice

Katowice and the entire GZM metropolitan area – we travel to Śródmieście, Ligota, Ochojec, Brynów, Piotrowice. We work in old tenements, 1970s blocks and new apartments. Free window assessment – 99% of repairs done in a single visit.

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We work with

Frequently Asked Questions

Everything you need to know about our window and door repair services

Yes, the initial diagnostics and our technician's visit to assess the work are completely free. No hidden costs and no obligations. If you decide to proceed with the service, the technician will provide a clear quote on site, explain all the details, and if needed – can start work immediately and complete the repair during the same visit.

Absolutely! We provide a warranty for both the services performed and the materials used – in accordance with applicable regulations.

The cost of window repair depends on the type of fault and the scope of work. Our technician visits free of charge, assesses the situation on site and provides a precise quote before starting work. Most minor issues are fixed during the first visit. You can see our indicative prices on the pricing page.

Booking a free diagnostics is very simple. Just call our contact number or fill in the registration form – either way it only takes a few minutes.

In most cases, repair is sufficient: replacing seals or hardware, sealing, adjustment, cleaning and lubricating the mechanisms. This is a much cheaper solution than installing new windows.

Repair is usually less expensive — there's no need to buy a new window, remove the old one, dispose of it, or carry out finishing work after installing a new structure. Most window faults (gaskets, hardware, adjustment) can be fixed for a fraction of the cost of a full replacement.

We service windows from all major manufacturers, including: Rehau, Veka, KBE, Schuco, Salamander, Aluplast and many others. Our technicians undergo training on the specific mechanisms of each manufacturer.

Yes, we accept payment cards, BLIK, bank transfers and cash. Payment is settled after the work has been completed; on request we issue an invoice.

Yes, we provide services all year round. During winter, we carry out window servicing using special methods to avoid cooling down the rooms and ensure maximum comfort.