Windows can habe many different shapes - and we are prepared for this. We develop and manufacture corner keys that have excellent product characteristics for all applications and systems. This includes the use of high-tensile plastics and our precise corners to ensure perfect fabrication throughout the whole product range.

• 90° corner keys made of high-tensile plastc for the secure fabrication of 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