Dispensing type Pressure Vessel holds liquid for filtration through millipore pressure operated filter holders, if connected to an external pressure source. The Pressure Vessel has the body and fittings made of 316 stainless steel, viton o-ring and the base is molded with styrene butadiene rubber. The Pressure Vessel is offered in different capacity ranges such as 5 litres, 10 litres and 20 litres. Dispensing type Pressure Vessel ensures optimum usage for long time.