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HIGH TEMPERATURE PROCESS AIR HEATERS
High temperature Process Air Heaters are used for both natural and forced convection industrial
applications. Durex Industries Process Air Heaters feature heavy gauge mounting �ange and terminal
box, built-in thermowell with heat sink, and rugged stainless steel construction. Typical uses for high
temperature process air heaters include higher temperature recirculating ovens, preheating combustion
air, oven conversions, high temperature drying, heat treating, annealing, and dehumidi�cation.
CONSTRUCTION FEATURES:
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Heavy gauge terminal box with Nema 1
housing and high temperature
aluminum paint
3/8” thick steel mounting �ange
Silicone rubber seals at the terminals retard
moisture absorption during storage
Incoloy® sheath
Recompacted bends to restore MgO density
OPTIONAL FEATURES:
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Four 3/8” diameter stainless steel support rods
and stainless steel support plate
Built-in thermowell with heat sink
Thermostat installed
Guide frame
Restriction ba�es
“B”
“F” EQUAL SPACES = “G”
0 9/16” HOLES
190 Detroit Street • Cary, Illinois 60013 • Phone: 847-639-5600 • Fax: 847-639-2199 • Web: www.durexindustries.com • TOLL FREE: 800-762-3468
“A”
“D” EQUAL
SPACES = “E”
“C”
“K”
3/8” THICK
FLANGE
“L”
3”
“J”
“H”