This Manifold Air Control Panel from Betts is a Style A design for 1 Compartment tanks. It is made from lightweight anodized aluminum that resists corrosion and has a Buna-N seal. Also, it is a Push/Pull design that features a reset function in addition to a pressure gauge and indicator. Furthermore, it includes a master control, gauge, indicator, which is all packaged in an easy to install "plug and play" assembly.