You can maintain the desired temperature throughout your home much better.
Proper insulation can cut the cost of your electric bill by over 40%.
Insulation is an excellent sound absorber and can assist in reducing noise transmission through walls.
Insulating your home creates a moisture barrier, keeping unwanted moisture out of your home.
Insulation creates a barrier, which mean less pollen, dust and insects (or pests) entering your home.
Better insulation will create less dependence on hvac units, which will extend the life of units.