HVAC Duct Start Collar Take Off | 18" Sheet Metal Snap Together Start Collar is Compatible with 18" Duct w32h32 actual front end outer dimensions

actual front end outer dimensions are approximately 16 5/8" width X 14 5/8" height

The sling comes with carabiners to easily remove when necessary

Filter Size - 23

5" width x 11

+ Product Details Size – 4" round duct sheet metal elbow - 30 gauge galvanized - crimped end connection - adjustable from 5° - 90°

HVAC Duct Start Collar Take Off | 18" Sheet Metal Snap Together Start Collar is Compatible with 18" Duct w32h32 actual front end outer dimensions+ Product Details Size Sheet metal duct board take off start collar is 18" and it is compatible with duct 18". 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.