18″ X 12″ Duct Opening | HD Steel Return Air Grille for Sidewall and Ceiling (AGC)

18″ X 12″ AirGrilles.com Heavy Duty Steel Return Air Grille | HVAC Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 19.75″W X 13.75″H for 18×12 Duct Opening

Return Air Grille for 18″x12?√¨ Duct Opening, White, Heavy Duty Steel

* 1/2″spaced fins set at 40 degrees.
* Primary use: Side wall and ceiling.
* Screws are included with the system, standard.
* All-steel construction.
* Durable white powder coated.
* Standard color is white (Ral9016).

How To Measure A Grille
Always measure the size of the duct opening (the “hole” in the duct/wall). Do not measure the entire size of the register itself. Size of the grille is; listed size +1.75-inch.

Understanding Width & Height
In a grille size, the first number always represents the width and the second one is the height. As an Example: If the hole on your wall/duct is 18?√¨ wide by 12″ tall, order a 18×12. If the hole is 12″ wide by 18?√¨ tall, order an 12×18.

For this particular product you’re viewing at the moment, the hole on your wall/duct opening should be 18?√¨Wx12″H.

Click the ‘Add To Cart’ button now to order your Return Air Grille!