Comfort Bilt 4 Piece Vermiculite Kit: VERMI-HP50

ComfortBilt Pellet Stove (4 PC) Replacement Vermiculite Refractory Panel Kit for the HP50.  This vermiculite board is used to line the inner walls of a stove's firebox.  This protects the stove from the effects of heat and to also increases the efficiency of the stove.  It is important to inspect these panels regularly and make sure they are in good condition.