I think this fixes pipes being invisible but nich didn't describe it at all so I have no idea (actually this fixes pipes not compiling apparently, thank you nich for telling us that in the first place)

yogstation/code/modules/atmospherics/machinery/pipes/bluespace.dm

@@ -67,9 +67,20 @@ GLOBAL_LIST_EMPTY(bluespace_pipe_networks)
 
 	for(var/i in 1 to device_type) //adds intact pieces
 		if(nodes[i])
-			connected |= icon_addintact(nodes[i])
+			var/obj/machinery/atmospherics/node = nodes[i]
+			var/image/img = get_pipe_underlay("pipe_intact", get_dir(src, node), node.pipe_color)
+			underlays += img
+			connected |= img.dir
 
-	icon_addbroken(connected) //adds broken pieces//adds broken pieces
+	for(var/direction in GLOB.cardinals)
+		if((initialize_directions & direction) && !(connected & direction))
+			underlays += get_pipe_underlay("pipe_exposed", direction)
 
 /obj/machinery/atmospherics/pipe/bluespace/paint()
 	return FALSE
+
+/obj/machinery/atmospherics/pipe/bluespace/proc/get_pipe_underlay(state, dir, color = null)
+	if(color)
+		. = getpipeimage('icons/obj/atmospherics/components/binary_devices.dmi', state, dir, color)
+	else
+		. = getpipeimage('icons/obj/atmospherics/components/binary_devices.dmi', state, dir)