The Enhanced Series gas furnaces have variable-speed motors and two-stage gas control systems. The units are specially designed to help maintain a consistent temperature, control humidity levels, ...

Armstrong Air has introduced the A962V gas furnace, an upgrade of the A952V model. The new A962V is compatible with Armstrong Air’s Comfort Sync thermostat. For dealers, Comfort Sync features ...

Allied Air Enterprises has recalled two models of single-stage gas furnaces that were “improperly assembled, causing the furnace to produce high levels of carbon monoxide (CO) under certain operating ...

If you need to purchase a gas-burning forced-air furnace but aren't sure how they work, here's what you need to know.