QUALITY ASSURANCE
TIMELINESS
PROFESSIONAL INSTALLATION
COMPREHENSIVE SERVICE

A WINDOW ON THE WORLD

GM PLAST windows are ideal for both new construction and renovation.

PVC WINDOWS
PVC WINDOWS

When you choose our uPVC windows, you are making the best decision for your home. We offer very high quality uPVC windows at the most competitive prices. We manufacture our PVC windows using some of the best German Kömmerling profiles on the market, these are modern and best-in-class PVC window and door systems. With an installation depth of 70 to 88mm, the systems will give you the best possible thermal insulation at up to Uw=0.72 W/(m²K) . In addition, our intelligent fixing technology makes installation quick and easy. With our PVC windows you can feel safe as they have high-quality burglary protection. You will also feel an improvement in your quality of life thanks to the perfect sound insulation of up to 48 dB.

ALUMINIUM WINDOWS
ALUMINIUM WINDOWS

There is no better choice for your next project than our versatile aluminium windows. In these trustworthy systems, optimum functionality meets superior design, security and energy efficiency (Passive House certified). Made from high-quality aluminium, they are durable, damage-resistant and keep you safe thanks to their high resistance to burglary (RC3 class). GM PLAST aluminium windows also have excellent wind and water tightness and resistance parameters (AWW 4/C4/ E900). We use reinforced Reynaers profiles capable of supporting the weight of even very large glazing. The windows have self-regulating air flow, are quick and easy to install and have the added advantage of being modular.

TREE WINDOWS
TREE WINDOWS

Timber windows are a great choice if you are looking for a beautiful, durable and functional product to enhance the look of your home. With a wide selection of wood species to choose from, you can find the perfect windows to match your interior. They are also easy to repair in case of damage or defects, making them a great investment. Timber windows are also easy to care for and maintain, making them ideal for busy homeowners. With an aesthetically pleasing and elegant appearance, high rigidity and stability, and a large selection of designs and models, wooden windows are sure to add a touch of class to any home. Our wooden windows are characterised by excellent thermal insulation are very durable and functional.

GM PLAST Factory of windows and doors

25 years of experience

Individual approach

Innovation

Premium windows

GM PLAST OfficeNullNull

OFFER

GM PLAST windows
Windows

Windows are a key part of your home's thermal and acoustic insulation, but also its level of security and aesthetics. Whether for new construction or renovation. Therefore, they should be of the best quality.

GM PLAST doors
Doors

The entrance doors we produce range from the most conventional to the most personalised, always maintaining the highest standard of quality.

Terrace systems GM PLAST
Terrace systems

What distinguishes our sliding doors and windows is the fact that they have sound insulation of 45 db, making external sounds practically inaudible. They also have excellent thermal insulation values.

GM PLAST roller blind
Blinds

Roller shutters are designed to protect you from the sun's rays, burglary and noise. Fitting them can reduce your electricity bills as they provide extra protection against heat loss.

GM PLAST facade blinds
Facade shutters

Façade blinds are extremely practical sun screens that effectively protect interiors from excessive heat while providing adequate visual comfort.

GM PLAST Pergola
Pergolas

The pergola is a very versatile solution, created to cover large areas. It is certainly a stylish addition that fits in perfectly with modern building trends.

Garage doors
Garage doors

Gates from the GM PLAST offer are functional, solid, safe and solutions matching the appearance to the façade. Garage doors are often one of the key elements of the entire façade.

Window installation Police
Assembly

At GM PLAST, we realise that installation plays an important role. Therefore, you can order windows with installation from us, which is carried out by experienced specialists with up to 30 years of experience!

GM PLAST mosquito net
Mosquito nets

A mosquito net is the ideal solution to your insect problems. Mosquito nets provide security even when the windows are open ajar.

GM PLAST window sill
Sills

The window sills available in the GM PLAST range are made from very high quality materials. They are available in a wide range of colours. They are characterised by high stability and resistance to damage.

Check our offer

Opinions

What customers say about us

Ready for your next project?

Contact us for a free quote and we can help you transform your home for the better.

FREE VALUATION

Distinctions

Certified manufacturer

Manufacturer of uPVC windows


GM PLAST to certyfikowany producent okien i drzwi z PVC, działający nieprzerwanie od ponad 25 lat. Nasze produkty powstają na markowych profilach premium Kömmerling – światowym liderze w branży z ponad 60-letnim doświadczeniem, znanym z najwyższej jakości i niezawodności.
Nasze zaangażowanie i jakość usług zostały docenione – zdobyliśmy Nagrodę Konsumenta 2022 w kategorii „Okna – oferta, pomiar i montaż”, a także prestiżowy tytuł Super Brand w tej samej kategorii.

Our Projects

Check By Yourself

Null

Keep up to date
Null Null Null

Check out our Blog

Windows Poland

Our Partners

GM PLAST Factory of windows and doors of the highest quality

Najwyższej jakości okna i drzwi PVC muszą być wykonane z nowoczesnych systemów profili, które są odporne na promieniowanie UV i inne czynniki atmosferyczne. Dzięki temu nasze produkty zachowują trwałość i estetykę przez wiele lat, niezależnie od warunków zewnętrznych. W GM PLAST korzystamy wyłącznie z najlepszego dostępnego wyposażenia. Do większości naszych realizacji używamy okucia ROTO NX – marki uznawanej za światowego lidera w dziedzinie mechanizmów do okien i drzwi o wysokiej wydajności. To gwarancja niezawodności, komfortu i bezpieczeństwa. Nieustannie inwestujemy w nowe technologie, by jeszcze bardziej zwiększać funkcjonalność i energooszczędność naszych systemów. Od profili, przez okucia, aż po detale – współpracujemy wyłącznie z czołowymi producentami, którzy wyznaczają kierunek rozwoju całej branży. W GM PLAST nie ma miejsca na kompromisy – dlatego stawiamy tylko na najwyższą jakość. Bo dobre okna to nie wydatek, tylko inwestycja na lata.