Apeer Seamless windows | John Knight Glass

Seamless Windows

Lumi Seamless windows are a new range of modern frameless windows from Apeer. The minimalist styling of these seamless windows maximise the amount of light that can enter your home.

Seamless Windows

Product Details

Stunning Design

Stunning Design

Beautiful inside and out


Lumi’s clean lines add modern elegance and cutting-edge sophistication to your home’s exterior. They look amazing from the inside too, mainly because you can’t see them at all. Super-slim sight lines accentuate the panorama – nothing comes between you and your view.

Unique Concept

Unique Concept

The ultimate modern window


The glass pane sits on top of the frame, giving you a completely seamless modern look that cannot be achieved with any other window.

Glass Bonded

Glass Bonded

More light. Less noise.


Lumi glass is structurally bonded flat and fixed in place with super-tight double gasket seal technology. It’s not just great for letting light in, it’s brilliant at keeping noise out.

Technical Details


 

  • State of the art 50mm insulated triple glazing.
  • Foam insulated frame for extra energy efficiency.
  • Triple gasket seal for excellent thermal performance and noise reduction.
  • Edgetech warm edge Super Spacer with built in energy saving.
  • Ceramic colour border. Fused in toughening furnace at 700°C.
  • 6mm Kitemarked low iron extra clear toughened glass.
  • Winkhaus high security lock with completely concealed hinges.
  • Multiple internal and external colours available.

 

 

 

 

Colour choice

3 external colours. 7 internal choices.
Lumi lets you mix and match the external
and internal colours.