Radzen Blazor Components

FAB - Floating Action Button

RadzenFab (Floating Action Button) helps highlight your app's most important action. Always visible and easy to customize, it keeps key functionality just a tap or click away.

These demos showcase floating action buttons with customizable positioning using CSS properties, multiple FAB configurations for distinct actions, and busy indicator support with IsBusy property.

Basic Usage link

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FAB Position link

Use custom CSS properties to position the button on the screen. Feel free to change the position as you see fit e.g. Style="position: fixed;".

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Multiple FABs link

Two FABs may be used when both actions are distinct and equally important.

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Busy FAB link

Use IsBusy="true" to show the busy indicator.

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Keyboard Navigation link

The following keys or key combinations provide a way for users to navigate and interact with Radzen Blazor FAB component.

Press this key To do this
Tab Navigate to a FAB.
Enter Click the focused FAB.
Space Click the focused FAB.
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Radzen Blazor Components, © 2018-2025 Radzen.
Source Code licensed under MIT

Demos Configuration

Premium Themes

  • Material 3
  • Material 3 Dark
  • Fluent
  • Fluent Dark

Free Themes

  • Material
  • Material Dark
  • Standard
  • Standard Dark
  • Default
  • Dark
  • Humanistic
  • Humanistic Dark
  • Software
  • Software Dark
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