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Windows, sliding doors & all-glass systems

It's nice when windows change the way you look at your world.

Anything except ordinary

Less frame – more beautiful windows

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Current trends: dark and elegant colour shades for windows

uncompromising symmetry & slimness

Flush-mounted look and frameless glass corners

Maximum daylight through frameless look

Smart Mix - tone-on-tone for convincing living harmony

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Sliding doors in high-end glass design

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Seating window to enjoy

Natural and unadulterated: Window in wild oak

Our 3 designlines

Get a first glimpse of how our three design lines — Avantgarde, Modern, and New Classic — differ. Details on materials, finishes, and opening options can be found on the product pages.

AVANTGARDE – minimalist, pioneering
MODERN – sleek, contemporary
NEW CLASSIC – charming, a fresh take on classic design

 

Avantgarde

Modern

New Classic

Avantgarde

Modern

New Classic

Design line Avantgarde

MATERIAL: Aluminium, interior optionally with applications of glass or solid wood

DESIGN: Maximally symmetrical on all 4 sides and all elements

FRAME: Extremely slim - 5 cm frame visible width on all 4 sides and all elements

Product
Room
Design line Avantgarde

ONE

ALUMINIUM

Extremely slim, uncompromisingly symmetrical

Experience ONE
Experience ONE

Design line Modern

MATERIAL: Solid wood or recycled plastic with protective aluminium shell

DESIGN: Flush surface and glass on the outside and inside (exception Topas on the inside)

FRAME: Especially slim, 12% slimmer than comparable windows

SMART MIX: Cost-effective combination of wood/aluminium and PVC/aluminium windows

Designline Modern

Platin

wood/aluminium

Market leader in Austria and Germany

Experience Platin

Safir

PVC/Aluminium

Perfectly designed and sustainable

Experience Safir
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Topas

PVC/Aluminium

Cost-effective and sustainable

Experience Topas

Design line New Classic

MATERIAL: Solid wood or PVC with protective aluminium shell

DESIGN: Offset surface on the outside and inside

Design family Classic

Amber

Wood/aluminium

Charming and contemporary

Experience Amber
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Opal Alu

PVC/Alu

Classic and timeless

Experience Opal Alu

All-glass systems & sliding doors

What exactly is an all-glass system? Imagine a wall that suddenly becomes almost invisible yet keeps your space warm, cozy, and inviting—that’s how Josko's all-glass systems transform your living dreams into reality.

Different elements, such as windows, patio doors, lift-and-slide doors, and fixed glazing, seamlessly combine to create a unified design, giving you even more light and openness. Our all-glass systems, available in three materials, open up your life and expand your living horizons. Large glass surfaces invite nature right into your living space.

Designline Avantgarde

FixFrame ONE

Aluminium

Frameless Fixed Parts, particularly slim built-in parts. Uncompromisingly symmetrical and only half as wide as common windows and doors.

Experience FixFrame ONE
Experience FixFrame ONE
Designline Avantgarde

FixFrame Platin

Wood/Aluminium

Our timeless modern design classic: The frameless, all-glass architecture of FixFrame Platin has been captivating design enthusiasts for over 15 years.

Experience FixFrame Platin

Platin Blue

wood/aluminium

Contemporary simplicity with that special something: Our modern, sleek glass architecture creates open, bright living spaces enhanced by sophisticated, thoughtful details.

Experience Platin Blue

Safir Blue

PVC/Aluminium

For everyone who appreciates excellent design with great value for money – also ideally combinable with the wood/aluminum all-glass system Platin Blue.

Experience Safir Blue
Design line New Classic

Amber Blue

Wood/Aluminium

Simpler, slimmer, and more versatile: A wide range of fixed-element combinations and design options make Amber Blue the stylish all-glass solution for your home.

Experience Amber Blue
Experience Amber Blue

This means Smart Mix for windows and sliding doors

  • One-stop service: With just one contact person, you will receive optimal technical solutions without additional cost. Because everything comes from a single source at Josko, sun shade and insect screen, window sills and much more are also tailored to the windows.
  • Combine budget-optimised: Wood/Alu and PVC/aluminium windows combined with the same exterior appearance - this enables you to find budget-saving solutions with full design advantages.
  • Uniform colour design: Match the colours and characteristics of the wooden surfaces of windows with those of entrance doors, interior doors and natural wood floors. Outside window frames, window sills as well as sun shades and insect screens are available in the same colour shade. If you wish, you can create a harmonious tone-on-tone living space design.
  • Elements from the same mould: Depending on the location and taste, you can choose from windows, patio doors, fixed units and sliding doors within a product line. All elements have the same design signature and shape.
  • Everything fits together: Even within a style, you will recognise the same design signature across all product groups. Regardless of whether it is windows, entrance and interior doors, the uniform optical characteristics enable you to create a uniform interior design.
smartmix tag

One-stop service

With just one contact person, you will receive optimal technical solutions without additional cost. Because everything comes from a single source at Josko, sun shade and insect screen, window sills and much more are also tailored to the windows.

Combine budget-optimised

Wood/Alu and PVC/aluminium windows combined with the same exterior appearance - this enables you to find budget-saving solutions with full design advantages.

Uniform colour design

Match the colours and characteristics of the wooden surfaces of windows with those of entrance doors, interior doors and natural wood floors. Outside window frames, window sills as well as sun shades and insect screens are available in the same colour shade. If you wish, you can create a harmonious tone-on-tone living space design.

Elements from the same mould

Depending on the location and taste, you can choose from windows, patio doors, fixed units and sliding doors within a product line. All elements have the same design signature and shape.

Everything fits together

Even within a style, you will recognise the same design signature across all product groups. Regardless of whether it is windows, entrance and interior doors, the uniform optical characteristics enable you to create a uniform interior design.