Used 100 gallon Pfaudler vertical glass lined vacuum receiver. Clamped top made of 5015 glass. Bottom made of 3315 glass. Internal rated 25 PSI @ 650 degrees F. Top fittings: (2) 2" and (1) 4". 2" center bottom drain. Mounted on (3) legs. Equipped with lightnin pneumatic agitator model # XDCA-33