Duct Start Collar Take Off | 16" Sheet Metal Snap Together Start Collar is Compatible with 16" Duct Sheet Metal Fittings + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 28" duct opening (measured at the opening)

this guard ensures long-lasting protection and security

75" height

Height vs Width: The first number in a floor register size

Duct Start Collar Take Off | 16" Sheet Metal Snap Together Start Collar is Compatible with 16" Duct Sheet Metal Fittings + Product Details Perfect Fit+ 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.