The OpenRFA collection is the brain-child of several architects, engineers, contractors, and BIM specialists from around the world who worked together to create the first crowdsourced set of shared parameters.
Public
      
  The OpenRFA collection is the brain-child of several architects, engineers, contractors, and BIM specialists from around the world who worked together to create the first crowdsourced set of shared parameters.
| PARAM | DATATYPE | TAGS | 
|---|---|---|
| AirFlowAirShaft The air flow of an air shaft. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowAirTerminal The air flow of an air terminal. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowDamper The air flow of a damper. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowExhaust2Actual Secondary exhaust air flow used when multiple exhausts are required | HVAC_AIR_FLOW | Mechanical | 
| AirFlowExhaust2Design Secondary exhaust air flow used when multiple exhausts are required | HVAC_AIR_FLOW | Mechanical | 
| AirFlowExhaustActual  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowExhaustDesign  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowFanPoweredBoxPrimary  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowFanPoweredBoxPrimaryDesign  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowLeakageRate  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowMaximum The maximum air flow of an element. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowMaximumCooling Maximum air flow rate for cooling | HVAC_AIR_FLOW | Mechanical | 
| AirFlowMaximumHeating Air flow rate usually assigned to hot deck side of dual-duct terminal unit | HVAC_AIR_FLOW | Mechanical | 
| AirFlowMinimum The minimum air flow of an asset. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowMinimumHeating Air flow rate usually assigned to hot deck side of dual-duct terminal unit | HVAC_AIR_FLOW | Mechanical | 
| AirFlowReturnActual  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowReturnDesign  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowSensor  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowSupplyActual  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowSupplyDesign  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowSupplyFailure Supply air flow rate under failure conditions | HVAC_AIR_FLOW | Mechanical | 
| AirFlowTransferInDesign Transfer air into room/space. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowTransferOutDesign Transfer air out of room/space. | HVAC_AIR_FLOW | Mechanical | 
| AirFlowVentilationActual  | HVAC_AIR_FLOW | Mechanical | 
| AirFlowVentilationDesign  | HVAC_AIR_FLOW | Mechanical |