: For specialized components, Grainger and SupplyHouse.com provide extensive inventories, though some traditional "supply houses" may only sell to licensed contractors. Common Replacement Parts & Costs Estimated Cost Range Air Filter Removes debris from circulating air Low (Varies by size) Igniter/Ignition Module Ignites the fuel to start the heating cycle $150 – $500 Blower Motor Circulates heated air through the ducts $400 – $1,200 Gas Valve Controls the flow of fuel to the burners $200 – $1,000 Circuit/Control Board The "brain" that coordinates all furnace functions $300 – $650 Heat Exchanger Transfers heat from fuel to the air $500 – $1,500 Key Considerations Before Buying Do any local stores sell furnace parts.
: Websites like Amazon and eBay offer a wide volume of parts, while specialized sites like RepairClinic and PartSelect allow you to search directly by model number to see exploded diagrams. buy furnace parts
: Retailers such as Ace Hardware often stock common items like filters and igniters. : For specialized components, Grainger and SupplyHouse
Buying furnace parts requires a precise approach to ensure safety and system compatibility. To find the correct parts, you must first identify your unit's , typically located on a data sticker inside the front access panel or near the blower motor. Where to Buy Furnace Parts : Retailers such as Ace Hardware often stock