Brand Name: Selkirk
*Diameter: 8 in.
*Material: Stainless Steel
*Product Type: Square Ceiling Support Box
*Packaging Type: Boxed
*Maximum Temperature: 2100 deg. F
*Insulated: Yes
*Number in Package: 1 pk
*Color: Black
*Maximum Continuous Temperature: 1800 BTU/hr.
*Number: 8T-FSP
*Chimney Vent Type: Type A
*UL Listed: Yes
*Maximum Chimney Length: 50 ft.