The caulking mentioned is fine to seals the gape but you may need somethingto back it other thatn backer rod. in that case you may need a small amount of Rockwool insulation to pack into the void befo ... read more
When it comes to energy efficiency, adding insulation is the most affordable upgrade that can be done to a 2-story home. With good insulation, there will be an immediate return on the money spent. A h ... read more