K-value

Thermal conductivity of building materials.

Kickplate sealing

Floor-wall moisture barrier detail.

Key performance indicator (KPI)

Metrics to assess goals.

Kilowatt-hour (kWh)

Standard unit of energy measurement.

Kerto beam

Strong laminated wood beam.

Integrated systems

All services built into the structure.

Inverter technology

Converts solar DC to household AC.

Installation time

Rapid assembly via prefabrication.

Insulated panels (SIP)

Core wall/roof/floor system.

Infiltration capacity

Ground’s ability to absorb rainwater.