X-factor design
Unique visual appeal in simple shapes.
XPS insulation
Extruded polystyrene for high-load zones.
Photovoltaic panels (PV)
Solar panels for electricity.
Performance simulation
Energy and comfort modeling tools.
Passive house principles
Ultra-low energy design standards.
Panelized construction
Wall/roof units prefabricated.
Xenon lighting (legacy)
Replaced by LED in Oktogreen.
X-joint sealing
Cross-connections between elements.
X-axis layout
Grid-based orientation in site design.
Prefabrication
Factory-built building components.