Shaker Hearth Furnace
BL-301836
Double Door
BL-301836
Double Door, Interior
BL-121224
Bl-121224
Interior

U-75, front and side
Gas Tight
BL-121224 Control Panel
BL Furnace with Fan
Close-up of BL Furnace with High Temperature Water Cooled Fan
U-75S-D Furnace with Stand Type Control Panel
U-75B-D furnace with rear mounted control panel

BL-4 Furnace