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๐ต Flex your plumbing game with John Guestโs trusted tubing!
John Guestโs 3/8-inch blue LLDPE tubing delivers professional-grade flexibility, durability, and chemical resistance. Certified safe for potable water with NSF and FDA approvals, it withstands pressures up to 150 psi at 70ยฐF. Ideal for water purification, beverage dispensing, and pneumatic systems, this tubing ensures leak-free, hassle-free plumbing with easy compatibility and storage.

















| ASIN | B06XG1SMTN |
| Best Sellers Rank | #21,350 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #58 in Industrial Plastic Tubing |
| Brand | John Guest |
| Brand Name | John Guest |
| Color | Blue |
| Customer Reviews | 4.7 out of 5 stars 350 Reviews |
| Global Trade Identification Number | 00602632000139 |
| Included Components | 1 Fitting |
| Item Dimensions L x W | 300"L x 0.38"W |
| Item Length | 25 Feet |
| Item Type Name | 25 Feet, 3/8" OD, Blue |
| Item Weight | 0.45 Pounds |
| Manufacturer | Reliance Worldwide Corporation |
| Manufacturer Warranty Description | 12 Months |
| Material | Polyethylene (PE) |
| Material Type | Polyethylene (PE) |
| Maximum Pressure | 150 Pound per Square Inch |
| Nominal Wall Thickness | 1.3 month |
| Outside Diameter | 0.38 Inches |
| Product Dimensions | 300"L x 0.38"W |
| UPC | 602632000139 |
| Unit Count | 1.0 Count |
M**S
Typical Excellent John Guest Quality
These days, it isn't common to find a brand that ensure quality throughout. Every John Guest product I have used works flawlessly. I use this tubing for a restaurant's water purification system, and over several years, I have never had a leak, kink, or any other problem. The fittings work flawlessly every time, despite my numerous modifications of the system. The tubing is flexible enough, although you need to uncoil it and lay it out straight when you first open it or it might want to stay as a coil. Although 3/8" LDPE tubing and compatible press fit fittings are probably sold by other companies, I will stick with John Guest so I won't have to worry.
A**R
Basic tubing but works great.
Used this tubing to move an under sink water filter to another location. Worked perfectly.
K**G
The Guest Tubing is Best
You might wonder who could possibly screw up tubing, but once you have tubing pop out of a fitting and water runs all over the place, you'll understand. Guest tubing handles quite a bit of pressure, and the Guest fittings *really* grip the tubing to keep it in place. I'm quite happy with the brand, and won't buy any other brand fittings and tubing again. Not worth it unless someone can prove me wrong. No, I did not get paid for this review, nor did I get free product for the review. I'm just tired of imported garbage from who knows where that does not work but is *cheep*.
K**R
Nice RO tube
Very heavy duty and very tight in the quick insert connectors.
S**G
Happy
Name brand, reasonable price, shipped quickly. Will be using this with the air gap on my RO filter system to reduce the gurgling noises by piping it to the basement.
B**.
Works great!
Used it for a hydroponic watering system. Modular and easy to configure for my needs. As I expand, I will be back to buy more.
D**.
Great price for tubing
Needed this tubing for running my RO system to the refrigerator. Worded out great and the length was just what I needed.
P**R
Served me well
I used the 3/8 tubing to run water from my under-sink filter to the icemaker worked like a charm.
U**N
High quality material
High quality material. Among all plastics this one is safest for contact with drinking water.
J**S
Withstands temperatures over 60 degrees Celsius.
Used to extend the outlet of a Miele steam oven, withstands temperatures over 60 degrees Celsius.
A**R
Perfect tubing: exactly as they stated.
Perfect tubing: exactly as they stated.
K**N
Tubing
Good quality
N**)
John Guest - always great quality
I always make the mistake of buying cheap piping and it always leaks, so end up buying twice. The second purchase is John Guest pipes and fittings, excellent quality but quite expensive. I'll never buy twice again and stick with JG. Recommended, yes absolutely.
Trustpilot
1 week ago
3 weeks ago