Ashley Wood Stove/Insert Front Fiber Board (AW1820E): 88158. The baffle board is a crucial component of your unit. This board redirects flue gases inside the stove and increases the temperature of the reburn tubes. When the tubes become "superheated," they will reburn excess smoke and flue gas, increasing your stove's efficiency.If the board is deteriorated or you notice large cracks forming, it should be replaced.Youshould notburn your stove withouta functionalbaffle board in place!

Dimensions: (20-3/8" x 6-1/4")