Incorporates reliable Kontes 826610-0008 HI-VAC valves, with size 15 o-ring connectors and size 116 Viton o-rings. This manifold is designed for grease-free operation. Forward-facing valves allow good access. Compact enough for ease of assembly within a fume hood, thereby protecting the researcher from noxious chemicals. Designed for use with and adapters. Unit is modular in concept, allowing experiments to be done with maximum flexibility. Unions and flexible stainless steel tubing are also available to maximize the utility of this manifold. It can easily be disassembled for cleaning if necessary. Replacement plug is with size 110 Viton o-rings. Ports are spaced 100mm apart.