You Need to set up two levels of insulation with your attic; wood joists needs to be coated to enable the air to move. The 1st layer will sit in between the joists, and the second layer will operate perpendicular about the joists. The paper side of confronted insulation is https://jaiden4akta.thelateblog.com/32810875/helping-the-others-realize-the-advantages-of-insulation-installation