The DT drum and tube duct heater has been mainstay on the HVAC market for over 40 years. With its proven track record, it is especially suited to industrial applications demanding reliability and durability. It is certified for both indoor and outdoor installation and features an extended list of options for commercial-to-heavy-duty applications.
The DT is a listed component and the DTR is a recognized component for installation in the US and Canada.
Construction
Four-pass heat exchanger
409 HP stainless steel heat exchanger
Free-floating design
Drain for condensate removal
G90 galvanized steel cabinet and 2" high-temperature insulation
Welded steel frame with removable lifting lugs
Performance
Thermal efficiency: 80% minimum
Twenty sizes from 200 to 5 000 MBH output
Airflow capacity: 1 540 to 92 600 CFM
Turndown ratios: 10:1 to 40:1
Optional Features
FM or IRI gas train available
304 SS or 316 SS heat exchanger
Heavy duty NEMA 4 and 12
Stainless steel cabinet
Variable air-volume controller
Epoxy or enamel paint
Gas train and control enclosure
Weatherproof construction
Heated control box
Sealtight wiring
Natural or propane gas
Oil-fired burner with 3:1 turndown
Separated combustion
Applications
Fresh air compensation
Industrial and commercial warm air heating systems
Low temperature industrial processes
The heat exchanger is a four-pass drum and tube type with the choice of 409 HP, 304L or 316L stainless steel. Efficiency is at least 80% and can be up to 90% at low fire.
The DT series is now available with a modulating oil burner with precalibrated ratio control valves and pump. Efficiency of this burner/heat exchanger combination can be as high as 90%.
Our DT series gas power burner has a proven track record of excellent flame characteristics while also being reliable and robust enough for commercial and industrial applications.
Available in stainless steel.
The DT is available with customized combustion air intake for separated combustion applications.
