diff --git a/inc/temp.inc.sh b/inc/temp.inc.sh
index c5310ba8..1f0e0b42 100644
--- a/inc/temp.inc.sh
+++ b/inc/temp.inc.sh
@@ -626,13 +626,14 @@ CHECKTEMP_SERVICE_RUNSENSOR(){
 						echo -en "PRobe found - "
 						if [ ! -f ${PW_TMPFOLDER}/.log.sr.difference ] || [ $(expr `date +%s` - $(stat -c %Y ${PW_TMPFOLDER}/.log.sr.difference)) -ge 300 ]; then
 							echo -en "logs good - "
-							if [ "${temp_f}" != "" ] && [ "${ServerRoomTH}" != "" ]; then
+							if [ "${temp_f}" != "" ] && [ -f ${PW_TMPFOLDER}/.serveroomth ]; then
 								echo -en "temp good"
 								[ ! -f ${PW_TMPFOLDER}/.log.sr.difference ] && touch ${PW_TMPFOLDER}/.log.sr.difference
-								temp_difference=$(bc <<< "scale=2; ${ServerRoomTH}-${temp_f}")
+								temp_difference=$(bc <<< "scale=2; $(cat ${PW_TMPFOLDER}/.serveroomth)-${temp_f}")
 								# (( $(bc <<<"${temp_difference} < 0") )) && temp_difference=`echo "scale=2; ${temp_difference} * -1" | bc`
 								# echo "$(date "+%Y-%m-%d %H:%M:%S")~${temp_difference}" >> ${PW_TMPFOLDER}/.log.sr.difference
-								echo "[$(date +'%Y-%m-%d %H:%M:%S')] ${temp_f} - ${ServerRoomTH} = ${temp_difference}"
+								echo "[$(date +'%Y-%m-%d %H:%M:%S')] ${temp_f} - $(cat ${PW_TMPFOLDER}/.serveroomth) = ${temp_difference}"
+								rm -f ${PW_TMPFOLDER}/.serveroomth
 							else
 								echo "temp not good (${temp_f} - ${ServerRoomTH})"
 							fi
@@ -640,7 +641,7 @@ CHECKTEMP_SERVICE_RUNSENSOR(){
 							echo "logs not good"
 						fi
 					elif [ "${SENSOR}" == "ServerRoomTH" ]; then
-						export ServerRoomTH=${temp_f}
+						echo ${temp_f} > ${PW_TMPFOLDER}/.serveroomth
 						echo "srth found - ${ServerRoomTH}"
 					fi					
 					###################