My current oil furnace is nearly thirty years old. While I’m impressed with its lengthy lifespan, I recognize it’s time to update it. The method continues to operate but performance is gradually decreasing. I’ve seen a steady rise in the cost of our energy bills. When the method was brand new, it only gave an 85% AFUE rating, but efficiency has genuinely diminished over the years. There are models on the current market that offer 98% AFUE rating. I guess that updating to a high-efficiency oil furnace would deliver considerable savings on our biweekly expenses. This would help to reuse the investment while also reducing our carbon footprint. My older oil furnace is a single stage model. It is only capable of operating at maximum speed. When the temperature in the lake house drops below the thermostat setting, the oil furnace starts up & blasts at a single hundred percent capacity. Once the temperature is raised to the desired level, the heating method easily shuts down. This creates uneven temperature, creates complaints with insufficient humidity & puts a lot of wear & tear on the numerous components of the systems. Modern possibilities include bendy-speed technology that allows the method to adjust in tiny a single percent increments. The oil furnace can operate anywhere from forty to a single hundred percent capacity. It automatically adjusts to supply only the precise amount of heat necessary to maintain perfect & consistent indoor comfort… Running longer at lower speed uses less energy, better filters contaminants from the air & promotes greater reliability & longevity from the system. I’m also gleeful by the potential of zone control. I am hoping to update the oil furnace this fall & like a brand current method this coming winter.