Stelter & Brinck Blog

Which Type of Process Air Heater is Right for Your Application?

Do you need a hot air source? Are you uncertain if which type of process air heater will be best for your application?

Below are the industries that direct and indirect fired heaters are commonly used in- look down the list and find your industry!

Direct Fired Heaters are typically used in these industries:

Clay/ Sand


Laminate Curing



Cement Production

Composite Curing

Fertilizer Production

Packaged Air Heater- Stelter & Brinck

Direct Fired Air Heater- Stelter & Brinck

Indirect Air Heaters are generally used in industries where the end product cannot be contaminated by the by-products of combustion. These industries include:

Chemical Production


Food Processing

Hydrated Lime Drying

Grain/ Fiber Drying

Print Drying

Dairy Drying


Indirect Fired Air Heater

Indirect Fired Air Heater – Stelter & Brinck







If you’re still uncertain of which air heater to choose, feel free to contact Stelter & Brinck with your process heat application; we would be happy to assist you.

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