diff --git a/powerwall.sh b/powerwall.sh
index 1ebc3b72..36cb3c1b 100755
--- a/powerwall.sh
+++ b/powerwall.sh
@@ -35,6 +35,7 @@ CHECKTEMP(){
 }
 
 CHECKTEMP_SERVICE(){
+	last_temp=0
 	mqtt_message=`${mqtt_conn} -t tele/${1}/SENSOR -C 1`
 	while true
 	do
@@ -52,11 +53,11 @@ CHECKTEMP_SERVICE(){
 				echo ${TEMP_THRESHOLDS[${1}]} | cut -d',' -f 2 | read temp_crit
 		
 				if [ $(bc -l <<< "$temp_f >= $temp_warn") -eq 1 ] && [ $(bc -l <<< "$temp_f < $temp_crit") -eq 1 ]; then
-					echo "WARNING TEMP: $temp_f°F" | mail -s "${1} TEMP WARNING" $email_alert
+					[ "$last_temp" != $"temp_c" ] && echo "WARNING TEMP: $temp_f°F" | mail -s "${1} TEMP WARNING" $email_alert
 					echo "($temp_d @ $temp_t) WARNING: $temp_f°F"
 					
 				elif [ $(bc -l <<< "$temp_f >= $temp_crit") -eq 1 ]; then
-					echo "CRITICAL TEMP: $temp_f°F" | mail -s "${1} TEMP CRITICAL" $email_alert
+					[ "$last_temp" != $"temp_c" ] && echo "CRITICAL TEMP: $temp_f°F" | mail -s "${1} TEMP CRITICAL" $email_alert
 					echo "($temp_d @ $temp_t) CRITICAL: $temp_f°F"
 					
 				else 
@@ -66,6 +67,7 @@ CHECKTEMP_SERVICE(){
 				
 				QRY="USE servermonitor; INSERT INTO sensor_data (\`sensorid\`, \`date\`, \`temp\`, \`hum\`) VALUES ('${SENSOR_ID[$1]}','${temp_d} ${temp_t}','${temp_f}','${temp_h}')"
 				# ${mysql_conn} -e "${QRY}"
+				last_temp=$temp_c
 			fi
 	    done
 	    sleep 10