+plot \
+ "/dev/shm/DHT22-humidity" using ($1+tz_secs):($2 > min_h && $2 < max_h ? $2 : '') with lines title "DHT22 unutra" lt rgb "#ff00ff" \
+,"/dev/shm/rtl_433-kuhinja-humidity" using ($1+tz_secs):($2) with lines title "kuhunja" lt rgb "#ff8844" \
+,"/dev/shm/rtl_433-kupaona-humidity" using ($1+tz_secs):($2) with lines title "kupaona" lt rgb "#8888ff" \
+,"/dev/shm/rtl_433-vani-humidity" using ($1+tz_secs):($2) with lines title "vani" lt rgb "#00cc00 " \
+,"/dev/shm/rtl_433-kutija-humidity" using ($1+tz_secs):($2) with lines title "kutija" lt rgb "#0088cc "