Underfloor insulation
Thermal resistance below living areas.
Recyclable materials
Chosen for end-of-life recovery.
Radiant heating
Heat radiated from floors or panels.
Utility room
Designated space for washing and storage.
User interface
pps or displays to manage building systems.
Urban heat island
Higher urban temperatures due to materials.
U-value
Measure of heat flow through a material; lower = better.
Roof structure (I-joists)
Light, strong joists in pitched roof systems.
Renewable energy
Energy from solar, wind, or water sources.
Rainwater reuse
Collecting rain for toilets and gardens.