X-factor design
Unique visual appeal in simple shapes.
XPS insulation
Extruded polystyrene for high-load zones.
Recyclable materials
Chosen for end-of-life recovery.
Radiant heating
Heat radiated from floors or panels.
Xenon lighting (legacy)
Replaced by LED in Oktogreen.
X-joint sealing
Cross-connections between elements.
X-axis layout
Grid-based orientation in site design.
Roof structure (I-joists)
Light, strong joists in pitched roof systems.
Renewable energy
Energy from solar, wind, or water sources.
Rainwater reuse
Collecting rain for toilets and gardens.