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Helpful answers about product features, setup, and more

What is the Builder's Best semi-rigid aluminum duct used for?

It is designed for airflow in dryers, exhaust fans, and HVAC systems.

What size is this semi-rigid aluminum duct?

It is a 3-inch by 8-foot duct that ships compressed to 24 inches and expands to full length during installation.

What are the ends of this flexible aluminum duct like?

One end is crimped and the other is plain.

How heat resistant is the Builder's Best aluminum duct?

It is Class 0 non-combustible metal construction that withstands heat up to 430 degrees Fahrenheit.

What is it made of and where is it made?

It is 100 percent aluminum alloy with continuous lockseams and a thicker wall than standard V320 models. The listing states it is made in the USA.

What does Open Box mean for this aluminum duct?

The item is open box, unharmed, and in very good condition, listed as Like new, with all accessories or parts included. It is sold as is.

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