Description
RO NRV 1/4 Inch – Inline Non Return Valve
The RO NRV 1/4 Inch is an inline Non-Return Valve (NRV), also known as a Check Valve or One-Way Valve, used in RO water purification systems.
Its primary function is to allow water to move in the intended direction while preventing water from flowing backward through the line. This helps reduce unwanted backflow and can help protect the RO system from reverse pressure.
This type of inline check valve is commonly available for 1/4 inch RO tubing with quick-connect fittings, making it convenient for RO installation, servicing and replacement.
Key Features
- 1/4 Inch RO Tube Compatible
- Inline Non-Return Valve design
- Allows one-way water flow
- Prevents reverse water flow
- Helps prevent unwanted backflow
- Compact design
- Easy to install on compatible RO tubing
- Suitable for RO water purifier systems
- Useful for RO repair and maintenance
- Ideal spare part for RO technicians
Product Specifications
| Specification | Details |
|---|---|
| Product Type | Non-Return Valve / Check Valve |
| Application | RO Water Purifier |
| Size | 1/4 Inch |
| Type | Inline / Straight |
| Connection | Quick Connect |
| Compatible Tube | 1/4″ RO Tube |
| Flow | One Way |
| Function | Prevents Reverse Flow |
| Material | Plastic |
| Colour | White |
| Operation | Automatic |
| Quantity | 1 Piece |
Note: Connection configuration should be matched with your existing RO tubing before ordering.
How Does an RO NRV Work?
An NRV works automatically according to water pressure and flow direction.
Forward Flow:
Water flows through the valve in the permitted direction.
Reverse Flow:
The internal mechanism closes and restricts water from flowing backward.
This one-way operation is the basic function of a check/non-return valve.
Applications
This 1/4 Inch RO NRV can be used for:
- Domestic RO Water Purifiers
- Reverse Osmosis Systems
- RO Membrane Water Lines
- RO Pure Water Lines
- RO Storage Water Lines
- RO Repair & Maintenance
- RO Spare Parts Replacement
- Water Purifier Servicing
Installation
- Turn off the RO system and water supply.
- Identify the required location and flow direction.
- Cut the 1/4″ RO tube cleanly if required.
- Insert the tube fully into the quick-connect fitting.
- Make sure the valve’s flow direction is correctly aligned.
- Turn on the water supply.
- Check the connections for leakage.
Important: Follow the flow-direction marking/arrow on the valve where provided. An NRV must be installed in the correct direction to function properly.
Why Use an NRV in an RO System?
An NRV is useful where reverse flow needs to be restricted. It can help maintain the intended water-flow direction and reduce backflow through the RO plumbing.
Compatibility
Suitable for RO systems using 1/4 inch tubing, subject to matching the exact fitting configuration of your existing RO system. 1/4″ inline check valves are commonly specified for standard RO tubing.
Package Contents
1 × RO NRV 1/4 Inch Inline Non-Return Valve
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