/obj/machinery/atmospherics/pipe/zpipe/up/verb/ventcrawl_move_up()
	set name = "Ventcrawl Upwards"
	set desc = "Climb up through a pipe."
	set category = "Abilities.General"
	set src = usr.loc
	var/obj/machinery/atmospherics/target = check_ventcrawl(GetAbove(loc))
	if(target) ventcrawl_to(usr, target, UP)

/obj/machinery/atmospherics/pipe/zpipe/down/verb/ventcrawl_move_down()
	set name = "Ventcrawl Downwards"
	set desc = "Climb down through a pipe."
	set category = "Abilities.General"
	set src = usr.loc
	var/obj/machinery/atmospherics/target = check_ventcrawl(GetBelow(loc))
	if(target) ventcrawl_to(usr, target, DOWN)

/obj/machinery/atmospherics/pipe/zpipe/proc/check_ventcrawl(var/turf/target)
	if(!istype(target))
		return
	if(node1 in target)
		return node1
	if(node2 in target)
		return node2
	return