Shanghai Nellway Valve Co., Ltd.

Low resistance backflow preventer

Backflow preventer

Low resistance backflow preventer

The Low Resistance Backflow Preventer is designed to provide effective protection against backflow. It minimizes pressure loss, ensuring system efficiency. This device prevents unwanted reverse flow, maintaining fluid quality and safety. It is engineered to offer low resistance to flow, making it ideal for efficiency-critical applications.
NameparameterNameparameter
Nominal DiameterDN50-DN500ConnectionFlange(RF,MF,RJ)
Nominal PressurePN10-PN16Drive ModeElectric,Pneumatic,Manual,Hydraulic
Medium Temperature-29-300℃SealingSoft seal/Hard seal
MaterialCarbon steel:A216 WCB;WCC; A105

Stainless steel:304;316;304L;316L

GGG40(GJS-400-15);GGG50(GJS-500-7)

Design StandardsAPI、ANSI、DIN、GB
Working ConditionsChemical; Petroleum; Natural gas; Water; Paper; MetallurgyMediumWater;Gas

Low resistance backflow preventer Introduction and explanation

Table of Contents

 Product Introduction: Low Resistance Backflow Preventer

 Product Overview

The Low Resistance Backflow Preventer is designed to provide effective protection against backflow. It minimizes pressure loss, ensuring system efficiency. This device prevents unwanted reverse flow, maintaining fluid quality and safety. It is engineered to offer low resistance to flow, making it ideal for efficiency-critical applications.


 Product Advantages

  1. Low Pressure Drop: The Low Resistance Backflow Preventer minimizes pressure loss across the device. This feature ensures efficient fluid flow and reduces energy consumption. Maintaining optimal system performance is crucial.
  2. Effective Backflow Protection: The device offers robust protection against backflow. It prevents contamination of the fluid supply and maintains system integrity, despite its low resistance.
  3. Durable Construction: Made from high-quality materials such as stainless steel and reinforced plastics. The device withstands harsh conditions and provides long-term reliability.
  4. Enhanced Flow Efficiency: Its streamlined design reduces turbulence and flow resistance. This ensures smooth operation and reduces wear on system components.
  5. Ease of Maintenance: The device allows for easy inspection and maintenance. Its simple structure provides quick access to internal components, facilitating straightforward servicing.

 Media and Applications

– Water: Suitable for potable water systems, ensuring a safe and clean water supply.

– Non-Corrosive Liquids: Ideal for various non-corrosive fluids, including industrial water and mild chemical solutions.


 Usage Locations

– Residential: Provides effective backflow prevention in household water systems, ensuring the safety of drinking water.

– Commercial Buildings: Protects water systems in offices, retail spaces, and restaurants. It prevents contamination and maintains water quality.

– Industrial: Used in factories and production facilities to safeguard fluid systems and prevent backflow-related issues.

– Municipal Facilities: Applied in city water supply systems and public infrastructure to ensure clean and reliable water distribution.


 Low Resistance vs. Conventional Backflow Preventers

  1. Design and Performance

– Low Resistance Backflow Preventer: Engineered to minimize pressure loss while providing effective backflow protection. Its streamlined design reduces flow resistance and maintains system efficiency.

– Conventional Backflow Preventer: May have a higher pressure drop due to a less optimized design. This can result in reduced system efficiency and increased energy consumption.

  1. Flow Efficiency

– Low Resistance Backflow Preventer: Features a flow-optimized design that reduces turbulence and ensures smooth fluid movement. This helps maintain high flow rates and reduces wear on system components.

– Conventional Backflow Preventer: Often has a more restrictive design. This can cause increased turbulence and flow resistance, potentially impacting system performance.

  1. Pressure Drop

– Low Resistance Backflow Preventer: Specifically designed to have minimal impact on pressure drop. This ensures efficient operation and reduces energy costs.

– Conventional Backflow Preventer: May contribute to higher pressure losses, affecting overall system efficiency and increasing operational costs.

  1. Maintenance

– Low Resistance Backflow Preventer: Designed for easy access and maintenance. This simplifies the servicing process and reduces downtime.

– Conventional Backflow Preventer: Maintenance may be more complex due to its design. This can require more frequent attention and service.


 Summary

The Low Resistance Backflow Preventer offers advanced protection against backflow with minimal impact on system performance. Its low pressure drop, durable construction, and enhanced flow efficiency make it ideal for various applications. Compared to conventional models, it provides superior flow efficiency and easier maintenance. It ensures reliable, cost-effective operation while maintaining fluid quality and system integrity.

Low resistance backflow preventer Parameter

Opps!! You didn't enter any table data!
Default Title

Didn't find a satisfactory product?

What? Didn’t find the product you were looking for? Then check out more similar products.

Low resistance backflow preventer Similar products

f194afb667fab333fa16ac87f7fb9078
Integrated backflow preventer
 Product Introduction: Integrated Backflow Preventer  Product Overview The Integrated Backflow Preventer...
Read More
Cbul5WQlg4KGXWfhfvzVjxACJ98
Copper double check backflow preventer
Product Introduction: Copper Double Check Backflow Preventer Product Overview: The Copper Double Check...
Read More
283f1e6914482efbf7cede05a3b6ea38
Low resistance backflow preventer(Diaphragm)
The Low Resistance Backflow Preventer (Diaphragm) is a high-performance device. It prevents backflow...
Read More
微信图片_20240618211717-Photoroom (10)
Copper thread low resistance backflow preventer
Product Introduction: Copper Thread Low Resistance Backflow Preventer Product Overview: The Copper Thread...
Read More
微信图片_20240618211717-Photoroom (6)
Stainless steel threaded low resistance backflow preventer
The Stainless Steel Threaded Low Resistance Backflow Preventer is designed to prevent backflow in fluid...
Read More
2e12c6f7-55df-4b43-a9c9-e7ad7cd56c9f
Stainless steel low resistance backflow preventer
 Product Introduction: Stainless Steel Low Resistance Backflow Preventer  Product Overview The Stainless...
Read More
1 2

Insisting on good quality valves is the principle of our company and the basic principle and reason for success in any situation. We are a reliable valve manufacturer. Contact us for a free consultation.

Newsletter

We will contact you as soon as possible

*We respect your confidentiality and all information is protected.

Please enable JavaScript in your browser to complete this form.
You can only upload one file. If there are many files, please upload them in a package.
=

Contact us

Please enter your contact information, and we will contact you as soon as possible