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DN100 Flanged Backflow Preventer for High Quality Water Supply Systems
US$300.00-400.00
5 Pieces
Sample price:US$1450.00/piece.Request sample
Product profile
Customization
AvailableMedia
WaterTemperature
Ordinary TemperatureModel NO.
LHS743X-2Material
Cast IronConnection Form
FlangeStructure
Reduced Pressure ZonePressure
Ordinary PressureFunction
Nrvr Silence, Sfcv Rubber LobeSealing Form
Soft Rubber SealFlow Direction
UnidirectionStandard
GBApplication
Industrial Usage, Water Industrial UsageProduct Name
Reduced Pressure Backflow PreventerModel
Lhs743X-16q-DN100Valve Type
Reduced Pressure Zone Backflow PreventerNominal Diametre
DN100Nominal Pressure
Pn10Working Temperature
0℃ ~ 80℃Valve Body
Ductile IronInternal Component
Stainless Steel + RubberAdvantages-01
High Safety Backflow ProtectionAdvantages-02
Prevents Contamination & Water HammerCertification
GS, CE, ISO9001Transport Package
Seaworthy Wooden CaseSpecification
DN100, PN10, Reduced Pressure Backflow PreventerTrademark
ZentifOrigin
ChinaHS Code
8421199090Production Capacity
50000Key features
High Safety Backflow Protection: Prevents contamination and water hammer with RPZ design for potable water systems.
Compact Inline Design: Reduces installation space with flanged ends and accessible top control assembly.
Durable Material Construction: Ductile iron body with stainless steel and rubber internal components for longevity.
Multi-Certification Compliance: Meets GS, CE, ISO9001, FM, WRAS, SIL, and PED standards for global use.
Customizable Flange Options: Offers SS304/SS316/WCB material options and customized flange standards.
OEM/ODM Service Available: Supports technical drawing requests (PDF/CAD) and custom design manufacturing.
Easy Maintenance Access: External sensing tubes and top assembly allow visual inspection and servicing.
Wide Application Scope: Suitable for municipal, HVAC, fire protection, and industrial water systems.
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: ≤5.64h
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 systems?
A:
For potable water, RPZ backflow preventers are ideal for high-risk applications. Consider pipeline size, pressure, and hazard level. Double check valves suit lower risk, RPZ types offer highest protection.
Q:Why are backflow preventers essential in municipal and building systems?
A:
Critical safety devices protect drinking water from contamination via back pressure or siphonage. Mandatory in most codes and high-rise buildings to ensure public health and prevent cross-connection hazards.
Q:Can backflow preventers be used in fire protection systems?
A:
Yes. Backflow preventers are crucial in fire systems, stopping non-potable water from re-entering municipal supplies. They guarantee safety and meet fire and water standards.
Q:How do backflow preventers improve safety in HVAC and industrial water systems?
A:
Backflow preventers guard chilled, heating, and process water systems against reverse flow contamination, ensure water quality, prevent corrosion, and adhere to safety regulations in commercial and industrial settings.
Q:What is the minimum order quantity for this product?
A:
The minimum order quantity is 500 pieces.
Send Inquiry
*To:
Shanghai Zentif Valve Group Co., Ltd.
Shanghai Zentif Valve Group Co., Ltd.*Content:
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