Flex Length And Sag Limits | TinnerFlow

Field problem

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Flex Length And Sag Limits

Too-long/saggy flex kills airflow; excess used

Flex Duct, Boots, Collars & Grilles 2nd Year YELLOW

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What's the flex length/sag limit on this job?

Watch out

Use flex as free-form ductwork

Check

Allowed length/sag and support spacing per spec/energy code

Steps

Allowed length/sag and support spacing per spec/energy code

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