DuraVent DirectVent Pro 4 in. Galvanized Steel Square Ceiling Support Box

Adjustable: *Brand Name: DuraVent *Chimney Vent Type: *Diameter: 4 *Insulated: *Material: Galvanized Steel *Maximum Chimney Length: *Maximum Continuous Temperature: *Maximum Temperature: *Number: *Number in Package: 1 *Packaging Type: *Product Type: Square Ceiling Support Box *UL Listed: *Vent Type: *Color: Black *Indoor or Outdoor: *Sub Brand: DirectVent Pro