Farmhand branding furnace service parts are compatible with traditional branding furnaces. *This part not required for Farmhand branding furnaces. Parts Kits: (1) Kit of all 4 parts required to service pre-Farmhand branding furnaces. (2) Kit of all 3 parts (excl burner tube) required to service Farmhand branding furnaces. (3) Set of 3 refractory blocks to refurbish furnace insulation. (Refractory sets will not fit pre-2017 painted furnaces.)