diff --git a/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-grid-preview.custom-view.element.ts b/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-grid-preview.custom-view.element.ts
index 49bdb90..5dbe399 100644
--- a/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-grid-preview.custom-view.element.ts
+++ b/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-grid-preview.custom-view.element.ts
@@ -332,6 +332,13 @@ export class BlockGridPreviewCustomView
             if (data) {
                 this._htmlMarkup = data ?? '';
                 this._isLoading = false;
+
+                document.body.dispatchEvent(new CustomEvent('umb-block-preview-rendered', {
+                    detail: {
+                        host: this,
+                        html: this._htmlMarkup
+                    }
+                }));
             }
             else if (UmbApiError.isUmbApiError(error)) {
                 this._error = error.message;
diff --git a/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-list-preview.custom-view.element.ts b/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-list-preview.custom-view.element.ts
index 6306a56..962eae1 100644
--- a/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-list-preview.custom-view.element.ts
+++ b/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/block-list-preview.custom-view.element.ts
@@ -300,6 +300,12 @@ export class BlockListPreviewCustomView
             if (data) {
                 this._htmlMarkup = data ?? '';
                 this._isLoading = false;
+                document.body.dispatchEvent(new CustomEvent('umb-block-list-preview-rendered', {
+                    detail: {
+                        host: this,
+                        html: this._htmlMarkup
+                    }
+                }));
             }
             else if (UmbApiError.isUmbApiError(error)) {
                 this._error = error.message;
diff --git a/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/rich-text-preview.custom-view.element.ts b/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/rich-text-preview.custom-view.element.ts
index 737b6bf..2c4ba89 100644
--- a/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/rich-text-preview.custom-view.element.ts
+++ b/src/Umbraco.Community.BlockPreview.UI/src/blockEditor/rich-text-preview.custom-view.element.ts
@@ -255,6 +255,12 @@ export class RichTextPreviewCustomView
             if (data) {
                 this._htmlMarkup = data ?? '';
                 this._isLoading = false;
+                document.body.dispatchEvent(new CustomEvent('umb-block-rte-preview-rendered', {
+                    detail: {
+                        host: this,
+                        html: this._htmlMarkup
+                    }
+                }));
             }
             else if (UmbApiError.isUmbApiError(error)) {
                 this._error = error.message;