I live in a very old house still bark on the beams with a metal roof but no insulation in the attic.
Cheapest way to heat 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.
This will keep your attic cooler which will reduce the cooling load on your home.
Extend ductwork from central furnace up to attic.
How to heat an attic.
Gable vents around 25 each plus 75 per vent for labor can lower attic temperatures about 10 degrees.
A ridge and soffit ventilation system an extra 200 during reroofing will reduce attic temperature to around 100 degrees.
Here are a few different options to explore when trying to figure out how to heat your attic.
Its managable however when the overhead stars are open it sucks the heat from the rest of the house.
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.
Use a space heater to warm up the room when needed.
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.
This is a coating material that gets sprayed onto the outside of your roof to help reduce the amount of heat that is radiated into your attic.
I live in my attic year round.
These keep the attic cooler than dark shingles.
The radiant barrier is shown to reduce about 68 of the heat that is being radiated into the attic.
Seal any drafts from windows and doors.
Powered attic ventilators are the worst way to try to keep your attic cool.