diff --git a/include/ifilter.h b/include/ifilter.h
index 4fad9c4e..35071076 100644
--- a/include/ifilter.h
+++ b/include/ifilter.h
@@ -48,6 +48,7 @@ enum
 	EXCLUDE_DECALS           = 0x00100000,
 	EXCLUDE_FUNC_GROUPS      = 0x00200000,
 	EXCLUDE_POINT_ENT        = 0x00400000,
+	EXCLUDE_SKY              = 0x00800000,
 };
 
 class Filter
diff --git a/include/ishaders.h b/include/ishaders.h
index 1a0cd252..7ab5ac43 100644
--- a/include/ishaders.h
+++ b/include/ishaders.h
@@ -37,6 +37,7 @@ enum
 	QER_AREAPORTAL = 1 << 8,
 	QER_CLIP = 1 << 9,
 	QER_BOTCLIP = 1 << 10,
+	QER_SKY = 1 << 11,
 };
 
 struct qtexture_t;
diff --git a/plugins/shaders/shaders.cpp b/plugins/shaders/shaders.cpp
index c1f00bc1..b9ddc65a 100644
--- a/plugins/shaders/shaders.cpp
+++ b/plugins/shaders/shaders.cpp
@@ -1245,6 +1245,8 @@ bool ShaderTemplate::parseQuake3( Tokeniser& tokeniser ){
 				if( !string_equal( sky, "-" ) ){
 					m_skyBox = sky;
 				}
+
+				m_nFlags |= QER_SKY;
 			}
 			else if ( string_equal_nocase( token, "cull" ) ) {
 				const char* cull = tokeniser.getToken();
diff --git a/radiant/brushmanip.cpp b/radiant/brushmanip.cpp
index 48d26255..29a59ea3 100644
--- a/radiant/brushmanip.cpp
+++ b/radiant/brushmanip.cpp
@@ -1196,6 +1196,9 @@ filter_brush_all_faces g_filter_brush_detail( &g_filter_face_detail );
 filter_face_shader_prefix g_filter_face_decals( "textures/decals/" );
 filter_brush_any_face g_filter_brush_decals( &g_filter_face_decals );
 
+filter_face_flags g_filter_face_sky( QER_SKY );
+filter_brush_any_face g_filter_brush_sky( &g_filter_face_sky );
+
 
 void BrushFilters_construct(){
 	add_brush_filter( g_filter_brush_clip, EXCLUDE_CLIP );
@@ -1227,6 +1230,7 @@ void BrushFilters_construct(){
 		add_brush_filter( g_filter_brush_liquids_q1, EXCLUDE_LIQUIDS );
 	add_brush_filter( g_filter_brush_lightgrid, EXCLUDE_LIGHTGRID );
 	add_brush_filter( g_filter_brush_decals, EXCLUDE_DECALS );
+	add_brush_filter( g_filter_brush_sky, EXCLUDE_SKY );
 }
 
 #if 0
diff --git a/radiant/filterbar.cpp b/radiant/filterbar.cpp
index 86f5321c..79a3d855 100644
--- a/radiant/filterbar.cpp
+++ b/radiant/filterbar.cpp
@@ -152,6 +152,8 @@ GtkToolbar* create_filter_toolbar(){
 	button = toolbar_append_toggle_button( toolbar, "HintsSkips (CTRL + H)\nRightClick: toggle tex\n\thint\n\thintLocal\n\thintSkip", "f-hint.png", "FilterHintsSkips" );
 	g_commonFuncs.emplace_back( button, std::vector<const char*>{ "hint", "hintlocal", "hintskip" } );
 
+	button = toolbar_append_toggle_button( toolbar, "Sky", "f-sky.png", "FilterSky" );
+
 	//toolbar_append_toggle_button( toolbar, "Paths (ALT + 8)", "texture_lock.png", "FilterPaths" );
 	toolbar_append_space( toolbar );
 	toolbar_append_toggle_button( toolbar, "Entities (ALT + 2)", "f-entities.png", "FilterEntities" );
diff --git a/radiant/filters.cpp b/radiant/filters.cpp
index 1473d838..b9bbf6b4 100644
--- a/radiant/filters.cpp
+++ b/radiant/filters.cpp
@@ -207,6 +207,7 @@ void Filters_constructMenu( GtkMenu* menu_in_menu ){
 	}
 	create_check_menu_item_with_mnemonic( menu_in_menu, "FuncGroups", "FilterFuncGroups" );
 	create_check_menu_item_with_mnemonic( menu_in_menu, "Point Entities", "FilterPointEntities" );
+	create_check_menu_item_with_mnemonic( menu_in_menu, "Sky", "FilterSky" );
 	// filter manipulation
 	menu_separator( menu_in_menu );
 	create_menu_item_with_mnemonic( menu_in_menu, "Invert filters", "InvertFilters" );
@@ -256,6 +257,7 @@ void ConstructFilters(){
 	}
 	add_filter_command( EXCLUDE_FUNC_GROUPS, "FilterFuncGroups", accelerator_null() );
 	add_filter_command( EXCLUDE_POINT_ENT, "FilterPointEntities", accelerator_null() );
+	add_filter_command( EXCLUDE_SKY, "FilterSky", accelerator_null() );
 
 	PerformFiltering();
 }
diff --git a/setup/data/tools/bitmaps/f-sky.png b/setup/data/tools/bitmaps/f-sky.png
new file mode 100644
index 00000000..fe6a9970
Binary files /dev/null and b/setup/data/tools/bitmaps/f-sky.png differ