The Most Efficient and Quietest Oil Furnaces Available: Dave Lennox Signature® Collection You want an energy efficient furnace, which is why our Dave Lennox Signature Collection oil furnaces were built with variable speed motors. These motors vary their speed based on the amount of heat needed which helps you save energy and soften operating sounds. Now that we’re talking about operating sounds, SilentComfort™ technology is another key feature in these products, keeping your home warm, cozy and quiet – unlike some standard heating systems. Learn about the Dave Lennox Signature Collection oil furnaces we offer at All Weather Heating & Air Conditioning Inc in Huntsville below. To determine which system will work best for your needs, call us at 256-801-4701 or schedule an appointment online. SLO185V Oil FurnaceIt’s nice to be inside a warm home when the temperature outside is not exactly cozy. The SLO185V uses a Beckett burner, which produces extremely efficient fuel economy. Pair the burner with its variable speed motor, and you’ll find the SLO185V oil furnace produces an 85% AFUE rating*. In addition, it has even met EPA guidelines to receive ENERGY STAR® qualification. If you are searching for an innovative furnace that will produce reliable heat for years, the SLO185V is the furnace for you. Efficiency Rating (SEER): 85Price Guide: $$$ Product Brochure Contact Us to Learn More Looking for someone to help with your oil furnace maintenance and repair needs? All Weather Heating & Air Conditioning Inc in Huntsville has you covered. Just give us a call at 256-801-4701 or use our online scheduler to set up an appointment. * Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.