Roofing insulation offers many benefits and prudent use of the right insulating materials for the roof can help save on energy bills in the long run. Of the many different types of roofing insulation materials available in the market, foam insulation has the most effective insulating value. With the spiraling cost of electricity in recent times, people are trying to cut down on heating and cooling costs. Foam insulation is easy to install, strong and lasts long too. Even if your existing roof is not insulated, you can consider installing some roofing insulation to improve its insulation effect.