Oval Stack Head - 12" X 6" X 7" is Compatible with Duct 7" Insulated Line Set actual front end outer dimensions

actual front end outer dimensions are approximately 2" wider

text-decoration: underline

Backflow Stopper - Yes

+ Product Details Size – 34"w X 20"h is the size for the duct opening measurement only

+ Product Details 12"w X 12"h is the size for the drywall opening measurement only

Oval Stack Head - 12" X 6" X 7" is Compatible with Duct 7" Insulated Line Set actual front end outer dimensions+ Product Details Size & Compatibility The galvanized sheet metal oval stack head is compatible with Duct 7" 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 Design This Long throat oval stack head is