Although the combustion analyzer doesn't measure them, proper ventilation/infiltration air, sufficient combustion air, and a safe heat exchanger are critical to ...

This completely DIY casting furnace turned out just great thanks to all the work [Biolit11] put into it along the way. He wanted to replace his older furnace with one that was more efficient, and to ...

Forced-air heat is generated at a central furnace and is then distributed and delivered to the conditioned space via a duct system. A properly designed heating system will generate quiet, filtered, ...