32trays,64trays,128trays,256trays all stainless steel proofer for dough professional supply PU insulation layer 128trays stainless steel bread proofer Dough Proofer, Bread Proofer, Dough fermenter, Bread fermenterUsed for fermenting dough in trolleys, scientific and high efficiencyProduct Performance: 1) Touching micro-computer controll panel, the temperature's and the humidity's controllers are ...