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.

Joule efficiency

Efficiency of energy conversion devices.

Joint layout

Seam alignment in panelized construction.

Joist insulation

Thermal barriers within floor/roof joists.

Junction detailing

Smart construction of meeting points.

Joint sealing

Airtight detailing of panel seams.