Duct Start Collar Take Off | 16" Sheet Metal Snap Together Start Collar is Compatible with 16" Duct Height_18in + Product Details Size –

+ Product Details Size – 16" x 22" or 22" x 16" is the size for the duct opening measurement only

Suitable for High Wall Split Systems

and yet lightweight and easy to handle

+ Product Details Size & Compatibility – The size of the side round ceiling box is 10" X 10" X 8" and it is compatible with duct 8"

including 11 external and 12 internal pockets

Duct Start Collar Take Off | 16" Sheet Metal Snap Together Start Collar is Compatible with 16" Duct Height_18in + Product Details Size –+ Product Details Size Sheet metal duct board take off start collar is 16" and it is compatible with duct 16". Premium Quality Our products are made of high quality galvanized sheet metal with crimped ends (snap lock design) for easy fitting and secure connection. Made in the USA. Applications The snap collar duct board fitting is used as a main duct or plenum; a starting collar is installed for attaching a straight or split fitting for the ducts.