---
title: MTRCarbonDioxideConcentrationMeasurementMeasurementMedium.air
framework: matter
role: symbol
role_heading: Case
path: matter/mtrcarbondioxideconcentrationmeasurementmeasurementmedium/air
---

# MTRCarbonDioxideConcentrationMeasurementMeasurementMedium.air

## Declaration

```swift
case air
```