Greetings, Current setup: Three small rooms, each with its own 120 volt baseboard electric heat, each with a 25 year old wall mount single pole, line voltage thermostat. All 3 room heaters are on the same breaker. Current single pole thermostat connections have 3 wires: black, red and white....

How do I hook them up. What should I do.

My 25 year old pole barn has a couple of poles that have sunk six to eight inches and I want to jack them up in place. Is there a jack designed for this purpose or a suggested method?

A more specific question here: My 240v baseboard heater says it can be wired with a single or double pole thermostat. Since 240v is already "dual pole" with two hots, do I want to stick with a double pole thermostat? Are there advantages/disadvantages to each? Thanks.

I recently purchased a new dryer (220 v appliance) to replace an older model. The old dryer was connected to the panel via a double-pole breaker except that there was no clip or tie between the poles. I changed the location of the outlet when installing the new dryer, replacing the cable with the...