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" Sheet Metal/Adjustable Elbow Some of our best features

Some of our best features aren't readily apparent

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 20" or 20" x 8" duct opening (measured at the opening)

+ Product Details Size - 10"w X 12"h X 2"d (for duct opening measurement only)

Actual Filter Size – 24 3/4"w x 24 3/4" x 1"

Example: If your opening is 14" tall by 20" wide

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" Sheet Metal/Adjustable Elbow Some of our best features+ 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