Most noncondensing residential furnaces use natural draft to drive the combustion process. Even 80%-AFUE furnaces with combustion blowers are natural-draft furnaces. The combustion blower in an 80% ...

Rushed furnace installations routinely crack heat exchangers, clog gas valves, and create CO risks long before the first ...

Since this is the start of the heating season, here are my eight top safety tips and suggestions for performing your own furnace and fireplace inspections. 1. If the fossil-fueled furnace is more than ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. overall - from catalog card: 5 in x 4 ...

Amid Sunday night’s blast of chilly weather, James F. Smith decided to warm his Essex home by turning on the furnace for the first time this season before settling in for the night. But he didn’t ...