Why should I purchase a zoning system? A zoning system lets you parcel your home and heat or air condition each space differently. While these systems work well for buildings that have areas that are rarely visited, they can also be helpful in situations where you and your family argue about the temperature in various parts of your home. There are a number of additional benefits of zoning systems, like efficiency and comfort. View our selection of zoning systems or give PWA Heating & Cooling Inc a shout to see how a zoning system could benefit your home.