Lennox was founded to offer some of the most dependable, reliable HVAC systems in the industry while providing the best service and quality for customers. Effective Service Group, LLC. in East Hanover is no different, with our constant devotion to your comfort and commitment to the community. We strive to be the best at what we do so you can always be comfortable, and know you can always rely on us. Give us a ring at 973-884-0065 or schedule an appointment with us so we can help you achieve whole home comfort.