HVAC Duct Start Collar Take Off | 18" Sheet Metal Snap Together Start Collar is Compatible with 18" Duct tool belt Our T bar drop ceiling

Our T bar drop ceiling grills are renowned for their exceptional 360-degree airflow capability

or diffusers in the home

+ Product Details Size – 26" x 28" or 28" x 26" is the size for the duct opening measurement only

[Outer Dimensions: 22

actual front end outer dimensions are approximately 18 5/8" width X 28 5/8" height

HVAC Duct Start Collar Take Off | 18" Sheet Metal Snap Together Start Collar is Compatible with 18" Duct tool belt Our T bar drop ceiling+ 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.