diff --git a/maps/sierra/z1-z5_sierra.dmm b/maps/sierra/z1-z5_sierra.dmm
index f79e56f0b9d1d..54b85115f4edc 100644
--- a/maps/sierra/z1-z5_sierra.dmm
+++ b/maps/sierra/z1-z5_sierra.dmm
@@ -15860,7 +15860,8 @@
 /area/medical/staging)
 "ctF" = (
 /obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle{
-	dir = 1
+	dir = 1;
+	id_tag = "guppy_shuttle_pump_out_internal"
 	},
 /obj/floor_decal/techfloor/orange{
 	dir = 8
@@ -49817,7 +49818,9 @@
 /obj/floor_decal/techfloor/orange{
 	dir = 8
 	},
-/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle,
+/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle{
+	id_tag = "guppy_shuttle_pump_out_external"
+	},
 /turf/simulated/floor/tiled/techfloor/grid,
 /area/guppy_hangar/start)
 "htx" = (
@@ -56443,7 +56446,9 @@
 /obj/floor_decal/techfloor/orange{
 	dir = 4
 	},
-/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle,
+/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle{
+	id_tag = "guppy_shuttle_pump_out_external"
+	},
 /obj/machinery/airlock_sensor/airlock_exterior{
 	frequency = 1331;
 	id_tag = "guppy_shuttle_exterior_sensor";
@@ -62683,7 +62688,9 @@
 /turf/simulated/floor/plating,
 /area/maintenance/firstdeck/centralstarboard)
 "jrK" = (
-/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle,
+/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle{
+	id_tag = "guppy_shuttle_pump"
+	},
 /obj/floor_decal/techfloor/orange{
 	dir = 8
 	},
@@ -111305,7 +111312,9 @@
 /turf/simulated/floor/tiled/techfloor/grid,
 /area/maintenance/fourthdeck/port)
 "qIK" = (
-/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle,
+/obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle{
+	id_tag = "guppy_shuttle_pump"
+	},
 /obj/floor_decal/techfloor/orange{
 	dir = 4
 	},
@@ -143038,7 +143047,8 @@
 /area/security/sierra/hallway/aft)
 "vrg" = (
 /obj/machinery/atmospherics/unary/vent_pump/high_volume/shuttle{
-	dir = 1
+	dir = 1;
+	id_tag = "guppy_shuttle_pump_out_internal"
 	},
 /obj/floor_decal/techfloor/orange{
 	dir = 4