All Whirlpool brand models come with the Comfort Commitment™ "Best in Class" warranty. Whirlpool Gold® 80–96% AFUE models include lifetime unit replacement, and every Whirlpool brand furnaces carries lifetime heat exchanger coverage and 10-year parts warranty coverage. Be sure to check your product's warranty certificate for complete details.

Whirlpool® gas furnaces use the industry's best heat exchangers to provide a variety of different AFUE options to meet your needs. (Learn more about AFUE). Premium models offer the most energy savings and heat retention for your home by combining two-stage functionality with the industry's best heat exchangers. Ultra-quiet, two-stage operation and variable speed blowers provide continuous airflow to prevent the wear-and-tear and energy loss that occurs during starts and stops. Whirlpool Gold® furnaces come standard with a fully insulated cabinet and blower compartment to minimize noise.

All furnaces have an AFUE rating (Annual Fuel Utilization Efficiency) that helps you compare efficiency levels. If you have a furnace that's more than 20 years old, it probably has an AFUE rating of 60% or less, which means about 40% of what you pay for is wasted. High-efficiency units require larger initial investments but pay for themselves multiple times over the course of their lifespan. The AFUE graphic below shows how much a new Whirlpool brand high-efficiency furnace can save you.

All Whirlpool brand furnaces use the industry's most efficient heat exchangers. In addition, you can choose from a variety of Resource Saver™, Eco Central™ and ENERGY STAR® qualified models that use less energy and save you money on utility bills.