Building Type
4-unit with thermal mass walls
Floor Count
4 floors
Unit Program
3-4 bed / 2 bath per unit
Lot Size Range
Medium (3,500-5,000 sq ft)
Wet Wall Configuration
Centralized wet wall spine
HVAC System
High-efficiency heat pump (SEER 22+)
Solar Strategy
Reflective white roof with elevated solar arrays
Water Strategy
Rainwater collection + greywater recycling
Cost per Unit
$145,000
Total Build Target (4 units)
$580,000
Cost Efficiency
5K under max
Passive cooling strategies with high-efficiency HVAC