PR V Series (Vacuum furnaces) Vacuum and inert atmospheres furnaces up to 1150ºC HOB Series Bottom loading furnace up to 1900ºC HCV-CCH Muffle furnaces up to 1150ºC, vacuum and inert atmospheres (Hermetic furnace) Industrial Tube furnaces up to 1900ºC Tube furnaces up to 1900 ºC PR SCH Series Muffle furnaces up to 1150ºC, inert atmospheres (non- hermetic furnace) Industrial Tube furnaces up to 1300ºC Tube furnaces up to 1300 ºC Tube furnaces up to 1600ºC (New) Tube furnaces up to 1300 ºC