PPR Straight Valve Set with Strainer & Drain Function – Nickel Plated Brass

DN25×PPR25 / DN25×PPR32 – SHUANGLIN VALVE Hot & Cold Water Protection Solution

Product Overview

The PPR Straight Valve Set with integrated strainer and drain function from SHUANGLIN VALVE is designed for hot and cold water systems that require both flow control and pipeline maintenance capability.

Unlike standard shut-off valves, this model integrates a filtering structure and a bottom drain outlet, allowing impurities to be trapped and removed easily during system operation or maintenance.

The product is supplied as a matched pair of two valves, typically used for hot and cold water distribution lines, with red and blue butterfly handles for clear identification.

It is available in two connection configurations: DN25×PPR25 and DN25×PPR32, making it suitable for different pipeline transition requirements.

Functional Design & System Role

This valve combines three functions in one compact body:

• Shut-off control

• Solid particle filtration

• Drainage / flushing capability

The internal strainer captures sand, rust, and other debris from incoming water, while the bottom drain port allows accumulated impurities to be discharged without removing the entire valve from the system.

This design is especially useful in systems where long-term water cleanliness and maintenance efficiency are important, such as heating systems or residential water distribution networks.

The straight structure ensures stable flow direction and low resistance, making it suitable for linear pipeline layouts.

Key Features

• Integrated strainer for impurity filtration

• Built-in drain / flushing outlet for maintenance

• Straight-through structure for stable flow

• Nickel-plated brass body for corrosion resistance

• Butterfly handle for quick manual operation

• Designed for hot and cold water systems

• Supplied as a red/blue matched valve set

• DN25 inlet with DN25 / DN32 PPR connection options

Application Scenarios

This valve set is widely used in residential and light commercial water systems where both protection and maintenance convenience are required.

Typical applications include HVAC water circuits, floor heating systems, bathroom and kitchen water supply lines, and building inlet distribution points where water may contain impurities.

It is particularly suitable for systems that require periodic flushing without dismantling pipeline components.

Engineering Advantage

Compared with standard straight valves or simple filters, this integrated design significantly reduces system complexity by combining multiple functions into one unit.

The drain function improves maintenance efficiency by allowing quick discharge of trapped particles, reducing clogging risk and extending downstream equipment lifespan.

SHUANGLIN VALVE Manufacturing Quality

Each SHUANGLIN VALVE product is manufactured under strict inspection standards, including sealing testing and pressure stability checks. The nickel-plated brass structure ensures long-term durability in water system environments.

Conclusion

The PPR Straight Valve Set with Strainer and Drain Function (DN25×PPR25 / DN25×PPR32) from SHUANGLIN VALVE is a high-efficiency solution for modern water systems requiring both filtration and maintenance convenience. Its integrated structure, corrosion-resistant body, and dual-function design make it a reliable choice for advanced plumbing and HVAC applications.