https://m.lowes.com/pd/Lutron-Creden...Dimmer/4462387
If you cant get it to work go to lowes and grab one of these for $15. Mats are to unpredictable and it acually drives me nuts.. I cant wait for my new AP to get here so i can get my newest addition out of this tub and use the pro panel. Im sick of all these heat mat problems too.