Composite window systems
Timber–aluminium composite
A timber and aluminium composite system combining an interior timber frame with external aluminium.

Product drawing from supplied technical material
Section terminology
IGU, Gasket, Glazing Setting Block, Timber Bead, Gasket, Hardware Groove, Thermal Break, Timber Sash, Timber Frame. English terminology transcribed from the supplied correction notes.
Technical overview
Performance metrics and a test report were not supplied. Request project-specific information. Values are supplied sample results, not a general certification claim. Air infiltration units are not stated in the summary; consult the complete report before comparison.