Solid aluminum shelf for accutemp 1.9 cu ft vacuum ovens. Aluminum, in addition to being a great thermal and electrical conductor, is also remarkable for its light weight and its ability to resist corrosion. Designed with small lip for great visibility and allowing maximum space for placing and removing of your extracts. Fits all our accutemp 1.9 cubic foot vacuum ovens with slide-in shelves (no clips/brackets needed).