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.
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.