Extend ductwork from central furnace up to attic.
Cheapest way to heat attic.
Gable vents around 25 each plus 75 per vent for labor can lower attic temperatures about 10 degrees.
These keep the attic cooler than dark shingles.
Seal any drafts from windows and doors.
Install an electric fireplace that can be used when needed.
This will keep your attic cooler which will reduce the cooling load on your home.
I live in a very old house still bark on the beams with a metal roof but no insulation in the attic.
Use a space heater to warm up the room when needed.
Powered attic ventilators are the worst way to try to keep your attic cool.
By stapling the foil sheets to your attic roof rafters you can reflect the heat that hits the rafters back down into your home s living space.
Install a mini split with a heat pump.
How to heat an attic.
While insulating your attic space with foam can be an effective way to lower heating costs you can use a simple reflective foil material as a cost effective alternative.
I live in my attic year round.
The radiant barrier is shown to reduce about 68 of the heat that is being radiated into the attic.
Here are a few different options to explore when trying to figure out how to heat your attic.
I would love to not have to put in insulation and finish the ceiling sheet rock etc because it would be costly and make it unhospitable in the summer.
When reroofing use white or pale gray shingles instead of dark ones.
They ve been well discussed here and other places but briefly they re not cost effective don t deal with the problem where it starts are using convection to solve a radiant heat problem and can even be dangerous by backdrafting combustion appliances and.