HHTFS338 | Firestop Spacer | SL300 | HHT570443651SKU:FS338Inventory ID:03610756Select Item:Price: $51.00Quantity: Firestop Spacer for use with 8" ID & 10-1/2" OD Double-Wall Air-Cooled Chimney | HHT SL300 Reviews Choose your rating12345