K-value

Thermal conductivity of building materials.

Kickplate sealing

Floor-wall moisture barrier detail.

Key performance indicator (KPI)

Metrics to assess goals.

Design-to-cost

Adapting designs to budget without performance

Drainage layer

For managing surface and subsurface water

Decarbonization

Reducing CO₂ in materials and energy.

Damp control

Preventing condensation through smart materials.

Dry construction

Without wet trades, quick and precise.

Kilowatt-hour (kWh)

Standard unit of energy measurement.

Kerto beam

Strong laminated wood beam.