HVAC Duct Start Collar Take Off | 18" Sheet Metal Snap Together Start Collar is Compatible with 18" Duct 10" Diameter actual front end outer dimensions

actual front end outer dimensions are approximately 22 5/8" width X 38 5/8" height -

specifically designed for the 45mm Ratcheting Tubing Cutter

compatible with duct 7" | 10-Pack of 2' pipe – 20 foot length when connected – 30 gauge thick & made of thick & durable galvanized sheet metal

actual front end outer dimensions are approximately 24 5/8" width X 30 5/8" height

+ Product Details Size - 22"w X 14"h X 2"d (for duct opening measurement only)

HVAC Duct Start Collar Take Off | 18" Sheet Metal Snap Together Start Collar is Compatible with 18" Duct 10" Diameter 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.