X-factor design
Unique visual appeal in simple shapes.
XPS insulation
Extruded polystyrene for high-load zones.
Zoning (HVAC)
Room-specific temperature control.
Zone valves
Controls for floor heating circuits.
Zinc cladding
Durable alternative to aluminum or wood.
Zero-carbon building
No net CO₂ emissions from use/construction.
Zero waste goal
Minimal leftover during construction.
Xenon lighting (legacy)
Replaced by LED in Oktogreen.
X-joint sealing
Cross-connections between elements.
X-axis layout
Grid-based orientation in site design.