DEER 2020 History: Building Vintage Consolidation details

File Start Date End Date Date posted Notes
DEER2020_Pr_jLf74eq.xlsx 2022 Jan 25 As a part of the vintage consolidation, several characteristics of multizone and central plant HVAC systems were updated to account for equipment upgrades that would likely have occurred in those buildings. All motor efficiencies and controls, supply air temperature controls, and duct insulation levels have been updated for the oldest two vintages to bring them up to the level of the 1996 vintage. Details are provided in DEER2020_Prototype_Changes.xlsx.