2) are tiny steps which will save an insignificant amount of energy. You may as well do these things, but you aren't going to see reflected on your next bill, and they aren't going to change the world - things like "clean your air filter" or "turn up the thermostat a few degrees...
The price of radiant ceiling panels is$50 to $60 per square foot, with lower voltage and wattage versions being the cheapest.One to 2 panels per roomis sufficient, and it takes one to three hours to install per room. Typical panel sizes are between2 by 2and2 by 6 feet. ...
You also need it if you are going to install a higher wattage bulb. There’s another high-output harness available as well. Higher Spec, Same Wattage Bulb: If you can find one, it might be a better idea to go with a higher spec bulb than bumping up the wattage. It’s possible...