10 Pack 4" Round x 24" Long (Total 20 Feet) - 30-Gauge Round Duct Sheet Metal Pipe - Snap Lock Vent Pipe [10 Pieces, 2' Each] Floor Grille + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 24" or 24" x 6" duct opening (measured at the opening)

Test the valve operation to ensure it is functioning correctly

Marked circles for cutout

Think of the diameter as a straight line from one end to the other

order a 20x14 access panel

10 Pack 4" Round x 24" Long (Total 20 Feet) - 30-Gauge Round Duct Sheet Metal Pipe - Snap Lock Vent Pipe [10 Pieces, 2' Each] Floor Grille + Product Details Perfect Fit+ Product Details Size & Compatibility The size of sheet metal pipe is 4" round x 24"long, compatible with duct 4" 10 in a pack 4 inch diameter pipe 20 foot length when connected 30 gauge thick & made of thick & durable galvanized sheet metal Premium Quality Made in the USA. our solid dryer vent pipe is made of high quality galvanized sheet metal with crimped ends (snap lock design) for easy fitting and secure connection to consecutive duct joints