4 Points AC and Heating is a family-owned HVAC company in Highland, CA that offers quality service at a great price. We are your one-stop-shop for air conditioning and heating repairs, installations, and maintenance. When you are having a heating or cooling system installed in your home, our HVAC technicians get it done properly. Don't get caught without efficient heating and AC. We'll make sure that the temperature of your home is always just how you like it.