Insulation is a useful supplement to add to your Bat and Roll insulation to prevent air gaps in your home, particularly the attic, so your home can be more energy efficient. You can install blown in insulation yourself in a few easy steps, just be sure to take proper safety measures. To start, you will have to rent a machine and determine the type of material you will need. This will depend on the typical climate of where you live, thus how much heat flow resistance your home requires. Video Source You will also have to calculate the square footage…