HCR #3 Box 86E
808 Hackberry Ln.
Del Rio, TX  78840
(830) 775-1417
fax: (830) 775-4379
sales@marathonheater.com

Today Heaters
Cartridge Heaters
Flexible Silicone Rubber Heaters
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Ceramic Strip Heaters
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Canister Style Fluid Heaters
Air Heaters
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Temp Controls
Technical Library
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12MM Diameter Cartridge Heaters
with 10” swaged in high temperature leads

Tech Corner

Determining Wattage for Air Heaters

The easiest way to determine how much wattage you need is to multiply air flow in SCFM by the desired temperature rise in degrees F and divide by 3.

Watts=

SCFM x Temperature Rise
 3

For more technical data covering the properties of liquids, solids and gasses, as well as handy conversion tables, formulas, conductivity charts, and drawings, visit our TECHNICAL LIBRARY.

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