Ducted or Stack Exhaust Types

Below are examples of exhaust stack configurations to help complete the application form.

Exhaust Vertical: Yes / Raincap: None
Exhaust Vertical: Yes / Raincap: Flapper
Exhaust Vertical: No / Raincap: Raincap
Exhaust Vertical: No / Raincap: None

Note that non-vertical exhaust configurations and fixed raincaps interfere with pollutant dispersion and may negatively impact health risk assessment results.