Measurements: 16’’ length x 12’’ width x 16’’ height. Made of high quality, tough black nylon, encasing a lightweight, white polyethylene foam that features low water absorption and is fairly rigid (good impact strength). The two grommeted ventilation holes seen in the photo are on both sides of the bag. A large elastic topped pocket is on each side, for holding tool kits, checklists, logbooks, spares, etc. (There are no inside pockets). The bag handles are 1” wide straps of black polyester webbing. The bag closes up with two, large YKK zippers.

The Kirby Morgan^® Overpressure Relief Valve is factory adjusted to vent any time the pressure in the low pressure hose connecting the bailout bottle to your emergency valve exceeds 200 P.S.I. It is installed in any of the low pressure ports in the first stage regulator.