GA - Model Series X955SS - Stainless Steel Air & Vacuum Valve
The Figure X935SS is ideal when the fluid not clean and/or the ambient conditions are corrosive. It is ideally suited to coastal installations or when the vault is subject to flooding. The Figure X935SS is available in 2” x 1” (1” size with 2” NPT connection) or 2” x 2” (2” size with 2” NPT connection) and has a 316 SS body, float, trim and external fasteners for maximum corrosion resistance. It is suitable for working pressure to 150 PSI (1,034 Kpa).
The wastewater air & vacuum valve shall automatically exhaust air and gases while the pipeline is being filled and close tight when the system is full and pressurized. It shall reopen to admit air into the pipe during draining or when a negative pressure exists.
The air & vacuum valve shall have a one-piece body and a single spherical float. The body, cover, external fasteners, float and internal trim shall be made of Type 316 stainless steel. Floats and/or trim components made of bronze, plastic or other nonmetallic materials are not acceptable. The seat, gaskets and seals shall be Buna-N rubber.
The valve body shall have 2-inch NPT pipeline connection and 1-inch or 2-inch NPT outlet connection as specified. There shall be 2-inch plugged port near the bottom to facilitate cleanout of large solids in addition to a ½-inch plugged connection near the top and a 1-inch plugged connection near the bottom for the installation of flushing attachments. Flushing attachments consisting of stainless steel pipe nipples and inlet isolating, flushing and blow off stainless steel ball valves along with quick connect couplings and 5 feet (1.5 Meters) of rubber hose shall be supplied when specified.
The air & vacuum valve shall be Dur-O-VentTM Figure X935SS as manufactured by GA Industries, Inc., Cranberry Township, PA USA.