- Thermally broken and reinforced aluminium frame provides outstanding thermal efficiency
- New multi point locking systems
- Internally beaded for maximum security
- PAS24 security accredited
- Argon gas sealed units
- Compliant to BS 6375-1:2009 and BS 6375-2:2009
- Fully compliant to Part L building regulations
- 70mm square outer frame providing fantastic sightlines
- 25 year guarantee on powder coated frame
- High weather performance
Please enter the frame overall size including any cill and/or frame extensions (if required). We recommend deducting 10mm from the overall size for clearance/ease of installation.
How do I measure? Firstly measure the width in millimetres and then the height using a tape measure. Enter overall height including existing sill unless it is NOT going to be replaced, I.E. A concrete sill is present All frames are viewed from the outside.