Product Parameter
Brand : Mizuno
Material : Top/body: polypropylene
Base: anodized aluminum
Poppet: anodized aluminum
Screen: stainless steel mesh
Gasket: closed cell foam
Size 2" thread-on
Certification ISO9001,ISO14001
Origin area Taiwan
Design working pressure 8" to 10" WC Pres., -6" to -10" WC Vac.
The vacuum pressure valve is mounted at the top of the oil storage tank ventilator. The design of the exhaust cover and the inner network is to protect the oil tank ventilation line to prevent external debris or insects. The valve is turned on / off when the predetermined pressure or vacuum is set.
1.Reliable service: Cycle tested to the equivalent of 80 years of service in the most severe environment without leakage problems. 2.Corrosion-resistant construction: A Duratuff® composite body assures a long service life. 3.Easy Installation: The 623V is available in 2" and 3" threaded versions. 4.Complies with NFPA 30 Requirements:For venting gasoline vapors upward. 5.Manifold vent pipes: Vent pipes may be manifolded to produce a single pressure vacuum vent line. 6.Maintenance: No tools required. A removable snap fit top allows for easy maintenance (recommended yearly). 7.100-mesh stainless steel wire screens: Helps prevent debris and insects from entering the tank vent lines. An added screen installed at the base prevents debris from intruding from the vent stack. 8.Adaptor bushing: Removable hex threaded bushing designed for easy installation on NPT threaded risers.