You'll notice the difference when you upgrade your Southwest Florida house with spray home insulation in two major ways: 1. A More Comfortable Home Insulation and air sealing help keep heat inside your home when it's cold out, but they're also effective in keeping heat out during the summer so that you can stay cooler inside. Properly insulated homes have fewer indoor drafts, more even temperatures throughout the house, and don't swing from one temperature extreme to the other as easily over the course of the day. 2. Lower AC & Heating Costs Spray foam insulation increases the energy efficiency of your home, which means that you'll need to run your heating and cooling systems less to stay comfortable.