# FLOW If temperatur outside \> temperature inside, then **URL:** \ **Category:** Questions & Help\ **Tags:** flow, homey-pro, logic\ **Created:** [September 10, 2024, 7:40pm UTC](https://community.homey.app/t/flow-if-temperatur-outside-temperature-inside-then/115815 "2024-09-10T19:40:54Z")\ **Posts on this page:** 1\ **Showing post:** 10
**Author:** ![Peter\_Kawa](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/peter_kawa/32/173848_2.png) [@Peter\_Kawa](https://community.homey.app/u/Peter_Kawa)\ **Post date:** [September 10, 2024, 10:16pm UTC](https://community.homey.app/t/flow-if-temperatur-outside-temperature-inside-then/115815/10 "2024-09-10T22:16:02Z")
You seem to comletely miss this condition in the example of Rmb > [@Rmb](#): > > _ **AND heater is not on** _ This means, the heater is only turned on once, no matter how many times the outside temperature changes AND inside temp is smaller. \_ > [@sschot](#): > > But I only want an action at the moment at the moment outside becomes bigger or outside becomes smaller. While temp is passed the setpoint, the action should simply stop. I guess you look for something like this: > ![1000034049](https://us1.discourse-cdn.com/flex025/uploads/athom/original/3X/9/5/95c5c430ab2dc0d281144a60f14c2a9b4c5ae392.jpeg) (The second tag [temperature] belongs to the indoor thermostat) But, that is impossible: unfortunately, few (or no) triggercards can handle tags as comparison value. \_ > [@sschot](#): > > But now I do want to write #temperature (value) to created variable But why? The temperature is already present in the tag of the device. Here’s a short and clear howto for logic, variables and tags: [https://community.homey.app/t/slow-flow/79623/24](https://community.homey.app/t/slow-flow/79623/24) --- _[View the full topic](https://community.homey.app/t/flow-if-temperatur-outside-temperature-inside-then/115815)._