{Three reasons why we decided to use spray foam at our Lake Forest Job. 1. As mentioned in a previous video, spray foam has a better vapor and air barrier than traditional Kraft batt insulation or loose blown-in cellulose. 2. Even though spray foam can be expensive which is sometimes a deterrent for home owners, in this case because the thermal barrier was at the roof, we saved some money on all the ductwork and sprinkler pipes that we did not have to insulated like you would if it was in a…