Double Oval Stack Head 6" Duct Fitting | Galvanized Sheet Metal Oval Stack Head | 10" X 6" - 6" HI-LO Oval STHD is Compatible with Duct 6" Aluminum Bar + Product Details Size -

+ Product Details Size - 24"w X 30"h is the size for the duct opening measurement only

+ Product Details Size & Compatibility – The 8" round quadrant volume damper is compatible with duct 8"

Premium Airflow Efficiency - High-performance cube core eggcrate design allows 95% airflow efficiency

color: #111

Double Oval Stack Head 6" Duct Fitting | Galvanized Sheet Metal Oval Stack Head | 10" X 6" - 6" HI-LO Oval STHD is Compatible with Duct 6" Aluminum Bar + Product Details Size -+ Product Details Size & Compatibility The size of galvanized sheet metal oval stack head with collar is 10" X 6" 6" and it is compatible with Duct 6" Superior Quality Made in the USA. Our product is made of high quality galvanized sheet metal with crimped ends (snap lock design) for easy fitting and secure connection Applications The oval stack head with ears and throat are used to right angle transition from oval pipe to sidewall grille or register