HVAC Premium Stick-on Take-Off with Damper | Take Off Duct | This 4" Galvanized Steel Metal Duct is Compatible with Duct 4" Round Stack Boot Installation – Easy installation -

Installation – Easy installation - Small bendable ears for flexible installation - just screw the sides of the access panel frame into your duct/hole

How to measure HVAC & Refrigeration tubing Refrigeration tubing is measured by it's outside diameter O

please note that the total outer dimensions of the grille measure 7" in diameter

maximizes airrflow and reduces fire hazards

Designed to change the vertical direction of oval duct runs

HVAC Premium Stick-on Take-Off with Damper | Take Off Duct | This 4" Galvanized Steel Metal Duct is Compatible with Duct 4" Round Stack Boot Installation – Easy installation -+ Product Details Size & Compatibility The 4" galvanized steel metal stick on take off is compatible with duct 4" Superior Quality Made in the USA. Our duct stick on has made of high quality galvanized steel metal for durability and rust prevention. It has crimped ends for easy fitting and secure connection to consecutive duct joints Applications The galvanized steel round takes off duct is used to cut into a plenum or rectangular duct to begin a