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Automatic Air Admission Valve for Pipeline Back-Siphonage Prevention
US$30.00-150.00
5 Pieces
Sample price:US$300.00/piece.Request sample
Product profile
Customization
AvailableMedia
Non-Corrosive Water and OilTemperature
Ordinary TemperatureModel NO.
AAV-16PMaterial
Stainless SteelConnection Form
ThreadStructure
Pressure Differential Operated Disc TypePressure
Ordinary PressureFunction
Vacuum Breaking, Anti-Siphon ProtectionSealing Form
Soft Rubber SealFlow Direction
UnidirectionStandard
GBApplication
Industrial Usage, Water Industrial UsageProduct Name
Stainless Steel Threaded Anti-Siphon Vacuum BreakeModel
Aav-16pValve Type
Stainless Steel Threaded Anti-Siphon Vacuum BreakeNominal Diametre
DN15-25Nominal Pressure
Pn10-16Working Temperature
0℃ ~ 80℃Valve Body
CF8 Stainless SteelInternal Component
Stainless SteelAdvantages-01
Vacuum BreakingAdvantages-02
Anti-Siphon ProtectionCertification
GS, CE, ISO9001Transport Package
Seaworthy Wooden CaseSpecification
DN15-25Trademark
ZentifOrigin
ChinaHS Code
8421199090Production Capacity
50000Key features
Automatic Vacuum Breaking: Opens automatically when negative pressure arises to admit air and break vacuum conditions.
Anti-Siphon Protection: Prevents reverse siphon water flow and protects pipelines from collapse, deformation, and cracking.
Corrosion Resistant Material: CF8 stainless steel body ensures durability and resistance against corrosion in various environments.
No Electricity Required: Operates purely on pressure differential without electricity, external actuators, or signals.
Threaded Installation Design: Simplifies installation in tight spaces with a standard threaded connection structure.
Reliable NBR Sealing: Steel disc with NBR seal ensures reliable closure and effective sealing under pressure.
Wide Application Range: Suitable for fire protection, HVAC, irrigation, water pipelines, and industrial water systems.
Customization Options: Offers customized flange standards and material options including Ductile Iron and Cast Steel.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: N/A CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.55h
About Our Factory & Business Background
AddressNo. 111 Huangjia Garden Road, Jiangqiao Town, Jiading District, Shanghai, China
Plant Area12819.22 square meters
Number of Employees81
Registered Capital55,484,089 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity500 PICS
Supply Chain Partners12
Our Production Capability & Technical Expertise
Main Productsangle valve
Production Lines5
Production MachinesCNC Lathe, Lathe, Shot Blasting Facility, Vertical Lathe
QA/QC inspectors3 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers2 people
Traceability of Raw MaterialsYes
Our Industry Experience & Global Business Record
Year of Establishment2001-03-20
Main MarketsDomestic
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff4
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:How to select the right backflow preventer for water supply systems?
A:
For potable systems, RPZ backflow preventers are best for high-risk. Consider size, pressure, and hazard. Double check valves suit lower risk, RPZ offers highest protection.
Q:Why are backflow preventers essential in municipal and building water systems?
A:
Backflow preventers shield drinking water from contamination due to back pressure or siphonage. They're mandatory in most municipal codes and high-rises to protect public health and prevent cross-connection risks.
Q:Can backflow preventers be used in fire protection systems?
A:
Yes. Specialized backflow preventers are used in fire protection systems to block non-potable water from entering the municipal supply, ensuring safety and compliance with fire and drinking water standards.
Q:How do backflow preventers improve safety in HVAC and industrial water systems?
A:
Backflow preventers secure chilled, heating, and process water systems from reverse flow contamination, maintaining water quality, preventing equipment corrosion, and ensuring regulatory compliance in commercial and industrial settings.
Send Inquiry
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Shanghai Zentif Valve Group Co., Ltd.
Shanghai Zentif Valve Group Co., Ltd.*Content:
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