EnergySmart Injection Foam Insulation offers several different types of insulation products. The two most common are 1/2 lb open cell and 2.0 lb closed cell SPF. Both seal the building envelope better than any other insulation products available in the marketplace today, but there are some noticeable differences between the two. We also specialize in Injection Foam Insulation, one of the most popular and effective insulations for masonry and concrete block walls. Utilizing top-of-the-line foam injection equipment, our Injection Foam system fills the spaces and crevices in your walls with energy efficient and eco-friendly foam insulation, and has the benefits of a quick installation, an increase in the fire rating of your walls, and increased outside noise blocking.