Project analysis
Zonal VRF control, heat recovery and envelope choices produced 29.6% lower modelled annual energy costs than the ASHRAE reference building.
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Terms used in the analyses
- sDA
- Spatial Daylight Autonomy — the share of floor area that reaches 300 lux from daylight alone for at least half of the occupied hours (IES LM-83).
- ENERGY STAR
- ENERGY STAR score — a 1–100 operational performance score from the US Environmental Protection Agency, comparing a building’s energy performance with that of similar buildings.
- Tier 1
- Tier 1 — the top category of the LEED renewable energy credit, which includes renewable energy generated on site.
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