IMPERIAL 4-in x 240-in Foil Flexible Duct Item #1233228 Model #F51B0066NP but practically priced — with

but practically priced — with a Lifetime Limited Warranty (see GAF shingle and accessory limited warranty for complete coverage and restrictions)

The flexible neck allows the pipe to bend for a simpler installation in complicated and tight spaces

fungus growth and normal sewer gases

The breaker is designed with a thermal-magnetic tripping system to protect from both electrical surges and overloads

Adjustable louvers allow you to adjust air output to exactly where it's needed

IMPERIAL 4-in x 240-in Foil Flexible Duct Item #1233228 Model #F51B0066NP but practically priced — withFor general purpose venting applications. 181 Class 1 air connector UL listed and labeled Tear and puncture resistant aluminum foil For installation in lengths not over 14 feet Do not use for dryer venting