Agricultural Spray Foam Insulation Services Spray foam is the best type of insulation for agriculture structures – tanks, grain bins, pole barns, and cattle buildings. Located in California CAL Spray Foam can spray foam insulation in any size structure or building to make it temperature controlled. Our location allows us to serve the agricultural industry's needs of the entire state. Call us today to find out more about how spray foam insulation is the best choice for your agriculture or industrial insulation needs. Climate Control Benefits of Spray Foam Insulation CAL SprayFoam specializes in sprayed polyurethane foam (SPF) on agricultural buildings and storage facilities like water tanks. There are numerous applications for foam insulation, insulated wine storage tanks, temperature controlled storage rooms in food processing plants, many manufacturing need precise climate control. Polyurethane foam can offer flexibility with stable temperatures creating savings that you business needs.