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How Direct Fired Gas Heating Works

Direct Fired gas heating is one of the simplest and most cost-effective methods for heating air. Outside air enters the unit (at point C) and is either filtered or not. If desired, a quantity of returning room air can be added (B) to this outside air in a balanced fashion to assure a constant total airflow. This air then passes over a line burner: The airflow pattern is closely controlled using profile plates, resulting in 100% efficient combustion.

The air is directly heated by this clean, controlled gas flame and distributed into the building using heavy duty centrifugal blowers (G). By carefully controlling the airflow pattern and volume, the system can provide complete, 100% combustion. Complete combustion produces only water vapor and carbon dioxide (CO2). Harmful combustion by-products are the result of incomplete combustion and a good reason why you should buy from an established expert in gas heating technology.

To learn more about Direct Fired Systems click here.

Benefits of Direct Fired Gas Heating
 • Heats Without Complications
The Direct Fired gas heating system heats efficiently and cost-effectively using no heat exchanger.
 • Replaces Indoor Air
The Direct Fired gas heating system replaces indoor air that can become chemical laden in an industrial process or commercial cooling application.
 • Provides Ventilation
Fresh air is available simply by turning off the heating section.
 • Air Delivery for Small or Large Buildings
With fans tested to AMCA standards for airflow from 1,600 to 100,000 CFM, you can put warm air right where you need it.
 • Improves Comfort Anywhere, Anytime
Add cost-effective evaporative cooling to your Direct Fired gas heating system for year-round comfort.
 • Cleans and Tempers Incoming Air
The optional filter bank removes airborne particles, and cleaned air is heated to create a more refreshing and comfortable indoor environment.
   Copyright © 2006 Mestek Technology Inc. All rights reserved.
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