air furnace


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Related to air furnace: combustion furnace

air furnace

[′er ‚fər·nəs]
(metallurgy)
A furnace using a natural air draft.
A furnace in which the metal is melted by a flame originating from fuel burned at one end, passing over the hearth in the middle, and exiting at the other end.
References in periodicals archive ?
Since the company began offering these products and services, Zenergy has installed over 60 renewable energy systems, including solar air furnaces, solar thermal water heating and solar photovoltaic (PV), also known as solar electric.
The simultaneous influence of heat flux, temperature and oxygen concentration on induction period of ignition was assessed using the specially adapted hot air furnace according to ISO 871:2006 (Setchkin furnace).
PHOTO : Montgomery's LRW Series grinder, Decton's Model 32 hot air furnace, West Salem's 2852BH hog/pallet grinding system, Eurohansa's Zeno ZTLL grinder, Cresswood's wood grinder, Dresser's Road Hog, and EAC's Rotacrex rotary wood grinder.
Since the forced air furnace runs less it created an unexpected problem.
SECTION VIII -- INDUSTRY STRUCTURE 1 World HVAC Equipment Sales by Company, 2013 288 2 Selected Acquisitions & Divestitures 300 3 Selected Cooperative Agreements 304 LIST OF CHARTS SECTION III -- OVERVIEW 1 World HVAC Equipment Demand by Region, 2013 45 2 World HVAC Equipment Demand by Region, 2003-2023 46 3 World HVAC Equipment Shipments by Region, 2013 49 4 World HVAC Equipment Demand by Product, 2013 53 5 World Room Air Conditioner Demand by Region, 2013 58 6 World Unitary Air Conditioner Demand by Region, 2013 61 7 World Heat Pump Demand by Region, 2013 64 8 World Boiler Demand by Region, 2013 67 9 World Warm Air Furnace Demand by Region, 2013 70 10 World Other Heating & Cooling Equipment Demand by Region, 2013 72
The Ottingers use their forced air furnace only as a fan to move air, since they never need it for space heating.
Chief McCaffrey said the fire started in the attic of the 40-foot-by-75-foot wood-frame building as a result of a malfunction in a propane-fired hot air furnace.
They can also be hot in the summer and cold in the winter unless an expensive roof top make-up air furnace is added.
GSLO's new Solar Forced Air Furnace will be designed to easily adapt to existing systems in these 35 Million homes to reduce heating costs and to provide a low-cost, "green" energy source to replace oil and gas.
industry comprises establishments primarily engaged in manufacturing stationary air purification equipment, such as industrial dust and fume collection equipment, electrostatic precipitation equipment, warm air furnace filters, air washers, and other dust collection equipment.
Benefiting in part from the relatively low initial costs of these systems, warm air furnace shipments totalled nearly $2 billion in 2006.
This option will cost consumers an estimated $801 in 2007, compared with $1,930 for the most expensive home-heating option - an electric resistance system (such as electric warm air furnace heating), AGA said.