Hearthstone 90-57210 Wood Stove Blower Kit for Heritage, Castleton, Tribute, Man. Genuine Hearthstone wood stove blower kit for select models. Must be used in conjunction with the accessory rear heat shield (Heritage 8021 – PN 90-68210) (Tribute 8040 – PN 90-68400) for mounting and in order to force the heated…