Manuals Brands Langley/Empire Langley/Empire Manuals ProdManuals has 8 Langley/Empire manuals covering 8 models. Popular Categories: Electric Heater Furnace Popular Langley/Empire Manuals Langley/Empire MV 130 User's Manual Electric Heater Models RH-25-6 RH-35-6 Furnace Models DV-20E-5 DV-40E-5 DV-55SPP MV 120 MV 130 MV 145