In-depth look at a Honeywell "The Round" thermostat
Honeywell model T87 "The Round"
Thermostat Collection
My thermostat collection -FOUR with the Mercury Bulb tip switch -ONE with the snap switch 1. White Honeywell T87F HEAT ONLY w/oA/C sub-base ...
HVAC-T87F(?)
This is the most unusual Honeywell T87 I've ever seen. I've probably seen every other generation. This one just stumped me. It sat in my ...