X-factor design

Unique visual appeal in simple shapes.

XPS insulation

Extruded polystyrene for high-load zones.

Quick assembly

Reduced build time through prefab techniques.

Quality control

Monitoring and testing during production and 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.

Quiet operation

Low-noise heat pumps and ventilation.

Quarterly performance check

Regular energy and comfort evaluation.

Quantification of savings

Measurement of energy/water savings over time.