Nickel-plated vacuum plates are large enough to accommodate bell jars up to 10" diameter. They come complete with barbed hose connection, vacuum release valve, and a rubber gasket to provide a tight seal.
Large enough to accommodate bell jars up to 10" diameter (accommodates all bell jars, except AP1868). Fabricated from1/2" steel plate for strength. Surface ground flat to provide a good seal. Plate is nickel plated for corrosion resistance. Comes complete with barbed hose connection, vacuum release valve, and a rubber gasket to provide a tight seal. Accepts 1/4" i.d. tubing.