diff --git a/code/ATMOSPHERICS/datum_pipeline.dm b/code/ATMOSPHERICS/datum_pipeline.dm
index 61d7a48d5f..d7d2408081 100644
--- a/code/ATMOSPHERICS/datum_pipeline.dm
+++ b/code/ATMOSPHERICS/datum_pipeline.dm
@@ -1,3 +1,5 @@
+#define STEFAN_BOLTZMANN_CONSTANT 0.0000000567
+
 datum/pipeline
 	var/datum/gas_mixture/air
 
@@ -39,7 +41,7 @@ datum/pipeline
 
 			member.air_temporary.oxygen = air.oxygen*member.volume/air.volume
 			member.air_temporary.nitrogen = air.nitrogen*member.volume/air.volume
-			member.air_temporary.phoron = air.phoron*member.volume/air.volume
+			member.air_temporary.toxins = air.toxins*member.volume/air.volume
 			member.air_temporary.carbon_dioxide = air.carbon_dioxide*member.volume/air.volume
 
 			member.air_temporary.temperature = air.temperature
@@ -209,5 +211,12 @@ datum/pipeline
 					(partial_heat_capacity*target.heat_capacity/(partial_heat_capacity+target.heat_capacity))
 
 				air.temperature -= heat/total_heat_capacity
+		if(network)
+			network.update = 1
+			
+	proc/radiate_heat(surface, thermal_conductivity)
+		var/total_heat_capacity = air.heat_capacity()
+		var/heat = STEFAN_BOLTZMANN_CONSTANT * surface * air.temperature ** 4 * thermal_conductivity
+		air.temperature = max(0, air.temperature - heat / total_heat_capacity)
 		if(network)
 			network.update = 1
\ No newline at end of file
diff --git a/code/ATMOSPHERICS/he_pipes.dm b/code/ATMOSPHERICS/he_pipes.dm
index 3fe69c855d..a8e7e06bad 100644
--- a/code/ATMOSPHERICS/he_pipes.dm
+++ b/code/ATMOSPHERICS/he_pipes.dm
@@ -4,6 +4,7 @@ obj/machinery/atmospherics/pipe/simple/heat_exchanging
 	icon_state = "intact"
 	level = 2
 	var/initialize_directions_he
+	var/surface = 2
 
 	minimum_temperature_difference = 20
 	thermal_conductivity = OPEN_HEAT_TRANSFER_COEFFICIENT
@@ -49,12 +50,11 @@ obj/machinery/atmospherics/pipe/simple/heat_exchanging
 				else
 					var/datum/gas_mixture/environment = loc.return_air()
 					environment_temperature = environment.temperature
+				var/datum/gas_mixture/pipe_air = return_air()
+				if(abs(environment_temperature-pipe_air.temperature) > minimum_temperature_difference)
+					parent.temperature_interact(loc, volume, thermal_conductivity)
 			else
-				environment_temperature = loc:temperature
-			var/datum/gas_mixture/pipe_air = return_air()
-			if(abs(environment_temperature-pipe_air.temperature) > minimum_temperature_difference)
-				parent.temperature_interact(loc, volume, thermal_conductivity)
-
+				parent.radiate_heat(surface, 1)
 
 
 obj/machinery/atmospherics/pipe/simple/heat_exchanging/junction