Shoppers can search for local Century furnace dealers at Century-HVAC.com, and Home Depot sells several Century furnace models on its website. Although Home Depot customers can only purchase the furnaces online, the website provides free shipping to local stores.
On Home Depot's website, visitors can customize their searches by price, review rating and type of shipping service. All models are natural gas forced air.
As of 2015, prices for Century furnaces at HomeDepot.com range from approximately $844 for a unit with an 80 percent Annual Fuel Utilization Efficiency rating and a 90,000 BTU per hour heat rating to $2,600 for a unit with a 95 percent efficiency rate and a 120,000 BTU per hour heat rating.