Geothermal Heating & Cooling: Suffolk County's Choice! To be perfectly honest, let's put it this way: more and more Suffolk County residents are coming to the same conclusion that geothermal is the most effective heating and cooling choice. And we're helping them realize that. We're ZBF Geothermal. And we understand all about the benefits of geothermal heating and cooling. After all, we've been installing and servicing geothermal systems for a long time. What makes geothermal a no-brainer here? For starters, Suffolk County is located in a region with ideal ground conditions for geothermal installation. We've also got the kind of seasonal temperature extremes that let a geothermal system display its year-round comfort capabilities to best effect. Consider the savings, too. Our Geothermal Savings Calculator can provide you with a good idea of what they'd be for your family. Learn more. Contact ZBF Geothermal, your Suffolk County, New York geothermal authority.