Backdraft And Gravity Dampers | TinnerFlow

Field problem

Field check

Standard work. Do it right, keep moving.

Backdraft And Gravity Dampers

Installed backward so it never opens/closes

Fire/Smoke Dampers & Rated Assemblies 1st Year GREEN

Stop if

Which way does airflow run for this backdraft damper?

Watch out

Paint/obstruct the blades

Check

Airflow direction arrow and free swing

Steps

Airflow direction arrow and free swing

Say this to your foreman

Which way does airflow run for this backdraft damper?

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