RBX Air Release Valves

Vent-O-Mat Series RBX

The original “Anti-Shock” & “Anti-Surge” air release and vacuum break valves for water, and other liquids with up to 5% solids.

Vent-O-Mat Advantages & Key Features

High capacity air discharge during pipeline filling
High volume air intake for vacuum break purposes, both during draining of water pipelines and/or column separations
Independent third-party tested
Controlled pressurized air discharge releases air when pipelines are fully-charged
Surge relief prevents pipeline bursts during pump trip & rapid pipeline filling
NSF61 approved; ARRA, Buy America or PA Steel, American Iron & Steel (AIS), if specified

Available Configurations

Standard – 4 functions
Biased
Vacuum-Break Only
Vent Only
Flanged Threaded Outlet

Specifications

Size Range	25mm to 300mm
Temperature	4degC to 80degC
Max. Operating Pressure	Up to 100bar depending on size
Min. Operating Pressure	50kPa (low head 10kPa also available)
End Connection	BSPT, Flanged, Studded
Flange Drilling	AS4087, AS2129, ASME B16.5, EN1092
Body Material	Stainless Steel AISI 304L or 316L
Flange Material	Fusion Bonded Epoxy Powder Coated
Top Cover	ABS Polylac®, Stainless Steel 304L or 316L
Float Material	High Density Polyethylene (solid)
Bleed Port	Yes
O-Rings and Nozzle Seat	EPDM as standard

Downloads

RBX Manual