A method for adding a vacuum insulation material into a vacuum insulated refrigerator structure , the method comprising: providing a powder processor comprising: a hopper having an inner hopper wall and an outer hopper wall , wherein the inner hopper wall includes an air permeable surface ; a heater positioned in a space defined between the inner and outer hopper walls; a feed screw positioned along an inside edge of the inner hopper wall ; an evacuator coupled to a vacuum port positioned in the outer hopper wall ; and an aperture exit positioned at a bottom of the hopper ; loading a vacuum insulation material to the hopper ; mixing the vacuum insulation material with the feed screw; applying heat and a first vacuum to the vacuum insulation material to form a dry and degassed vacuum insulation material; applying a second vacuum to a vacuum insulated refrigerator structure using a gas permeable feature , the vacuum insulated refrigerator structure having one or more gas permeable features positioned and coupled along the liner and wrapper , the liner and wrapper defining the internal cavity ; loading the dry and degassed vacuum insulation material into the vacuum insulated refrigerator structure through the aperture exit and a loading port ; removing the powder processor and continuing to apply the second vacuum to the loading port of the vacuum insulated refrigerator structure ; and sealing the loading port to form the vacuum insulated refrigerator structure . providing a powder processor comprising: a hopper having an inner hopper wall and an outer hopper wall , wherein the inner hopper wall includes an air permeable surface ; a heater positioned in a space defined between the inner and outer hopper walls; a feed screw positioned along an inside edge of the inner hopper wall ; an evacuator coupled to a vacuum port positioned in the outer hopper wall ; and an aperture exit positioned at a bottom of the hopper ; a hopper having an inner hopper wall and an outer hopper wall , wherein the inner hopper wall includes an air permeable surface ; a heater positioned in a space defined between the inner and outer hopper walls; a feed screw positioned along an inside edge of the inner hopper wall ; an evacuator coupled to a vacuum port positioned in the outer hopper wall ; and an aperture exit positioned at a bottom of the hopper ; loading a vacuum insulation material to the hopper ; mixing the vacuum insulation material with the feed screw; applying heat and a first vacuum to the vacuum insulation material to form a dry and degassed vacuum insulation material; applying a second vacuum to a vacuum insulated refrigerator structure using a gas permeable feature , the vacuum insulated refrigerator structure having one or more gas permeable features positioned and coupled along the liner and wrapper , the liner and wrapper defining the internal cavity ; loading the dry and degassed vacuum insulation material into the vacuum insulated refrigerator structure through the aperture exit and a loading port ; removing the powder processor and continuing to apply the second vacuum to the loading port of the vacuum insulated refrigerator structure ; and sealing the loading port to form the vacuum insulated refrigerator structure . <EOS>