Furnace Ideas / Help

The industrial, self-regulating heat tape kits have remote-bulb thermostats available.

https://www.chromalox.com/en/catalo...ts/pit-non-indicating-temperature-controllers
https://www.chromalox.com/-/media/files/catalog/resources/en-us/mod-b100-e100.pdf
https://www.supplyhouse.com/White-R...BKvLqyLclfDmyti_hNDkQfpUh4_VEjvxoCWDcQAvD_BwE
https://www.grainger.com/product/4E...YNCCtHodTw0AZai7-ABoCDRQQAvD_BwE&gclsrc=aw.ds