---
title: MTRCarbonMonoxideConcentrationMeasurementMeasurementMedium.water
framework: matter
role: symbol
role_heading: Case
path: matter/mtrcarbonmonoxideconcentrationmeasurementmeasurementmedium/water
---

# MTRCarbonMonoxideConcentrationMeasurementMeasurementMedium.water

## Declaration

```swift
case water
```