| Life Expectancies |
System Component Estimated Life Roofing Asphalt Composition Shingle 18 - 25 Years Asphalt Composition Rolled Roofing 10 - 15 Years Built-Up Roofing 10 - 15 Years Rubber Roofing 10 - 15 Years Wood Shingles 15 - 25 Years Asbestos Cement Tiles 25 Plus Years Slate Roofing 50 Plus Years Metal Roofing 50 Plus Years Fiberglass panels 15 Plus Years Glass Panels (sun rooms, etc.) 15 Plus Years Gutters and Downspouts 15 - 20 Years Heating Boiler Steam or Water 20 - 35 Years Forced Air Furnace Gas / Oil 15 - 20 Years Forced Air Furnace Electric 15 - 25 Years Electric Baseboard 15 - 25 Years Cooling Heat Pump 10 - 15 Years Central System 10 - 15 Years A/C Compressor 5 - 15 Years Window A/C Unit 10 - 15 Years Plumbing Water Heater – Electric 6 - 12 Years Water Heater - Gas / Oil 10 - 15 Years Sump Pump 5 - 10 Years Submersible Well Pump 10 - 15 Years Solid Waste Pump 5 - 10 Years Shallow or Deep well Jet Pump 10 - 15 Years Appliances Dishwasher 5 - 10 Years Garbage Disposal 5 - 10 Years Cook Top - (Electric / Gas) 15 - 20 Years Range / Oven 15 - 20 Years Refrigerator 5 - 25 Years Trash Compactor 5 - 10 Years Ventilator / Draft Hood 8 - 12 Years Washing Machine / Clothes Dryer 8 - 12 Years Insect Chemical Termite Treatment 5 Years Fumigation for dry wood Termites 2 Years |