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We have the perfect corners for inserting

Angular, round, bullseye or glass-fronted: windows can have many shapes. You have the right profile, we supply the appropriate connection.

We develop and manufacture corner keys with outstanding characteristics for all applications and systems. This includes the use of high-tensile plastics as well as our precise corner keys for perfect fabrication across our whole product line.

A high standard of finish with CERA® corner keys

  • 90° corner keys made of high-tensile plastic ensure safe fabrication of the spacer frames
  • Flexible corner keys for greater flexibility and customised panes
  • Gas fill corners: we supply corners with and without drill hole for frames made using corner keys for manually filling gas
  • Gas-tight profile connection without gaps for long-lasting quality

Inserting frames


Please choose your spacer in the menu.

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