tectonic / constructional study – critical junctions (2) window detail-1:10
window head+sill details – 1:5
Timber Lintel
Damp Proof Course - Cavity Tray Cavity barrier, provides drainage and allows Breather Membrane to fold under cladding.
Breather Membrane
Com-‐ pressible Filler
Fire Insulate Vapour Control Layer
Folds under cladding
Folds under to window
Insula ng cavity tray
Sealant Window Head & Lintel Need to be level (stop air infiltra on)
Triple Glazing
Insula on for Window Reveal Air Tightness Tape
Argon Filled
Sealant Compressible Filler Vapour Control Layer
Breather Membrane Folds under window to in-‐ ternal window reveal
Folds over to win-‐ dow
Protects junc on & allows water to run off
Cill Solid to close cavity
Insula on Compact fit
Damp Proof Course (below window and under sill)
Sealant Internal Window Sill
Insula on for Window Reveal