My Central Heating Thermostat is out. What do I do? My thermostat stopped working all of the sudden. Are they firm...

My thermostat stopped working all of the sudden. Are they firm to replace? What do you suggest?
Answers:    They are extremely easy to replace! A screwdriver is usually adjectives you need. Go buy a trial one and look at the instructions. You will be amazed how easy they are to metamorphose!
Thermostats are easy to replace. I would suggest further troubleshooting past you do.