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title: "Volumetric"
canonical: "https://documentation.chaos.com/space/VC4D/116855389/Volumetric"
format: markdown
---
This page provides general information about the Volumetric sub-section of the Rendering tab of the V-Ray Volumetric Grid.

## **Overview**

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The Volumetric tab contains volumetric output settings and a parameter controlling the Heat Haze effect when the **Render Mode** is set to **Volumetric Heat Haze**.



## **Parameters**

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> Macro (anchor)



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### **Example: Heat Haze**

In this example, the **Render Mode** is set to **Volumetric Heat Haze**;** the** **Surface Grid Channel Name** is set to **Temperature_phx**, and the **Isosurface Level** is set to **0.5**. **Heat Haze** is set to **10**. **Border Fade** is set to **250**. All other options are left at their default.