K-value
Thermal conductivity of building materials.
Kickplate sealing
Floor-wall moisture barrier detail.
Key performance indicator (KPI)
Metrics to assess goals.
User interface
pps or displays to manage building systems.
Utility room
Designated space for washing and storage.
Underfloor insulation
Thermal resistance below living areas.
Urban heat island
Higher urban temperatures due to materials.
U-value
Measure of heat flow through a material; lower = better.
Kilowatt-hour (kWh)
Standard unit of energy measurement.
Kerto beam
Strong laminated wood beam.