X-factor design
Unique visual appeal in simple shapes.
XPS insulation
Extruded polystyrene for high-load zones.
Yield curve tracking
Solar performance monitoring.
Yield (energy)
Output from solar over time (kWh).
Yellow-label wood
CE-certified timber.
Year-round comfort
Stable temperatures through insulation and HVAC.
Yard infiltration
Natural drainage into green areas.
Xenon lighting (legacy)
Replaced by LED in Oktogreen.
X-joint sealing
Cross-connections between elements.
X-axis layout
Grid-based orientation in site design.