diff --git a/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-component.scss b/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-component.scss
index 29463e45c6b..882ae93824e 100644
--- a/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-component.scss
+++ b/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-component.scss
@@ -464,6 +464,10 @@
@extend %igx-grid__outlet !optional;
}
+ @include e(loading-outlet) {
+ @extend %igx-grid__loading-outlet !optional;
+ }
+
@include e(addrow-snackbar) {
@extend %igx-grid__addrow-snackbar !optional;
}
diff --git a/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-theme.scss b/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-theme.scss
index 2295bc01c7a..49f7c929c34 100644
--- a/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-theme.scss
+++ b/projects/igniteui-angular/core/src/core/styles/components/grid/_grid-theme.scss
@@ -2374,6 +2374,12 @@
--ig-size: var(--grid-size);
}
+ %igx-grid__loading-outlet {
+ %overlay-wrapper--modal {
+ background: none;
+ }
+ }
+
%igx-grid__addrow-snackbar {
position: absolute;
z-index: 5;
diff --git a/projects/igniteui-angular/grids/hierarchical-grid/src/hierarchical-grid.component.html b/projects/igniteui-angular/grids/hierarchical-grid/src/hierarchical-grid.component.html
index 058e9f9c040..218e0cba312 100644
--- a/projects/igniteui-angular/grids/hierarchical-grid/src/hierarchical-grid.component.html
+++ b/projects/igniteui-angular/grids/hierarchical-grid/src/hierarchical-grid.component.html
@@ -129,10 +129,12 @@