John Guest 1/4" Tubing High Pressure Blue 1 Metre
Sold in 1 Metre Lengths.
John Guest High Pressure Food Grade Premium Grade Water Filter Tubing.
Suits 1/4" Quick connect SpeedFit
Tested at over 200psi
1/4" OD suitable for Water Filtration Systems and plumbing applications.
The John Guest LLDPE range of plastic tubing is produced in Linear Low Density Polyethylene for cold and intermittent hot water applications.
John Guest tubing provides the benefits of a wide range of temperature and pressure suitability, broad chemical compatibility and is made from non contaminating materials. Common applications are in water purification, water conditioners, ice makers, coffee machines and misting systems. LLDPE is more robust than traditional low or medium density polyethylene and is recommended for use with cold and intermittent hot water. John Guest tubing is made from FDA compliant materials and is NSF International certified. Manufacturered in the United Kingdom.
John Guest Polyethylene tubing is designed for use with John Guest Super Speedfit push-in fittings, John Guest Shut-Off Valves and virtually all standard tubing connectors.
Features
- Linear low density polyethylene
- Suitable for cold and intermittent hot water applications
- Broad chemical compatibility
- FDA and NSF certified
- Strong, flexible and robust
Specifications - LLDPE Tubing
Working Temperatures and Pressures - LLDPE
| Tube OD |
Tube ID |
Tube Metric OD |
Tube Metric ID |
||
| 1/4" | x | 0.170" | 6.35 mm | x | 4.32 mm |
|
230 psi @ 70°F 15 bar @ 20°C |
150 psi @ 70°F 10 bar @ 20°C |
||||
|
120 psi @ 150°F 8 bar @ 65°C |
90 psi @ 150°F 6 bar @ 65°C |
||||
1 Bar = 14.5 psi (approx.)
Maximum Working Temperature 150°F at pressures shown in the chart above. For temperatures above 150°F customers should refer to John Guest Technical Help Desk.
Please note maximum pressure rating for a 'system' depends on the lowest rated component, e.g. most John Guest fittings have a different rating than the tube ratings shown above.
Burst pressures are approximately 3 times the maximum working pressure.
LLDPE is not recommended for mineral oils, gases and fuels or high pressure compressed air / pneumatic systems.
Tube Tolerances
| ¼" to ½" | +0.001/-0.004" |
| 4 mm to 6 mm | +0.05/-0.07mm |
Food Quality
All these fittings are produced in Food and Drug Administration (FDA) compliant
materials and are therefore recommended for food quality applications.
NSF Certifications NSF 14, NSF 51, NSF 61
Compatible Models
Please refer to the product description above for compatible filter numbers, refrigerator models, and system model information.
If you cannot find your model number or are unsure whether this product is suitable for your system, please contact us before purchasing.
Contact Us for Compatibility SupportInstallation Guide
Please use the general guide below to help identify your filter type and follow the correct replacement process. Filter location and replacement steps may vary depending on your refrigerator or water filtration system model. Always refer to your appliance manual for the exact filter location and specific instructions.
Need Help Finding the Correct Filter?
Before ordering, compare your old filter, check the model number or filter code, and confirm the connector type. If you are unsure, please contact Water Filter Distributors for assistance.
Whole House System Installation Manual
For whole house filtration systems, please refer to the detailed installation manual below. Professional installation by a licensed plumber is recommended.
View Whole House Installation ManualTwin Cartridge Under Sink Installation Guide
For twin cartridge under sink systems, please refer to the installation guide below. This guide is suitable for systems supplied with a dedicated faucet, diverter valve, tubing and installation kit.
Important Notes
- Filter location and replacement steps may vary depending on your appliance or system model.
- Flush approximately 5–10 litres or 3–5 minutes of water after installation.
- Use with cold potable water only.
- Check for leaks after installation and reinstall if necessary.
- Always follow your appliance manufacturer's instructions.
Certification & Quality Assurance
Water Filter Distributors is operated by Mexi Trading Pty Ltd, an Australian owned and operated company. Our products are supplied with a strong focus on quality, safety and trusted filtration performance.
Important Certification Notice
- Certification details may vary depending on the specific product model.
- Please refer to the product description, packaging or official documentation for model-specific certification information.
- If you require confirmation for a specific product, please contact Water Filter Distributors before purchasing.