---
product_id: 232113818
title: "6 Pieces One Way Inline Check Valve Bulk 3/8 Inch 10 mm ABS Plug-in Check Valve Fuel Water Gas Air One-way for Liquids and Gas"
brand: "blulu"
price: "2655 kr"
currency: ISK
in_stock: true
reviews_count: 8
category: "Blulu"
url: https://www.desertcart.is/products/232113818-6-pieces-one-way-inline-check-valve-bulk-3-8
store_origin: IS
region: Iceland
---

# One-way flow prevents backflow Heat resistant -20°C to 70°C ABS plastic for durability 6 Pieces One Way Inline Check Valve Bulk 3/8 Inch 10 mm ABS Plug-in Check Valve Fuel Water Gas Air One-way for Liquids and Gas

**Brand:** blulu
**Price:** 2655 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Stop Backflow, Start Efficiency – The Valve Your System Deserves!

## Quick Answers

- **What is this?** 6 Pieces One Way Inline Check Valve Bulk 3/8 Inch 10 mm ABS Plug-in Check Valve Fuel Water Gas Air One-way for Liquids and Gas by blulu
- **How much does it cost?** 2655 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/232113818-6-pieces-one-way-inline-check-valve-bulk-3-8)

## Best For

- blulu enthusiasts

## Why This Product

- Trusted blulu brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal 3/8 Inch Size:** Fits a wide range of industrial and household applications with ease.
- • **Versatile Multi-Use Design:** Perfect for automotive, machinery, water treatment, and air purification setups.
- • **Precision Silicone Valve Core:** Ensures smooth, leak-proof one-way flow for fuel, water, gas, and air systems.
- • **Built to Last with ABS Plastic:** High hardness and corrosion resistance for long-term reliability in harsh environments.
- • **Easy Installation with Flow Direction Arrow:** Avoid costly mistakes by aligning flow correctly every time.

## Overview

This 6-piece set of 3/8 inch one-way inline check valves features durable ABS plastic bodies and silicone cores, designed to prevent fluid and air backflow in temperatures ranging from -20°C to 70°C. Ideal for fuel, water, gas, and air systems across automotive, industrial, and household applications, these valves combine robust material strength with precise flow control to enhance system reliability and performance.

## Description

6 Pieces One Way Inline Check Valve Bulk 3/8 Inch 10 mm ABS Plug-in Check Valve Fuel Water Gas Air One-way for Liquids and Gas: desertcart.com: Industrial & Scientific

Review: Great product - They work perfectly
Review: Works great - Used it as a one way breather for a fuel tank to allow inflow to offset fuel flow while the engine is running but not allow constant venting, stinking up the garage. The fuel cap has a spring loaded seal if real pressure starts to build up. Works great!

## Features

- Material: this check valve is made of ABS plastic, and the internal valve core is made of silicone, ABS plastic has high hardness, good heat resistance and corrosion resistance, strong resistance to acids and alkalis, and is resistant to organic solvents to some extent
- Suitable size: you will get 6 no-return check valves with a size of 3/8 inch, which is 1.61 inches long, enough quantity to meet your use of check valves in different situations to prevent fluid backflow
- Function introduction: 3/8 check valve is applied in fluid system to prevent fluid backflow, or applied in pneumatic system to prevent compressed air backflow; This check valve can be applied in the temperature range of -20 degrees Celsius to 70 degrees Celsius
- Widely use: one-way valve can be applied in water process, air purification, automobile parts, machinery industry, household appliances, etc., to effectively prevent backflow of the medium
- Note: when installing the check valve, pay special attention to the flow direction of the medium; The normal flow direction of the medium should be consistent with the arrow direction indicated on the valve body, otherwise the normal flow of the medium will be cut off

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08FJ1TSSJ |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #16,987 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #13 in Check Valves |
| Brand | Blulu |
| Customer Reviews | 4.5 4.5 out of 5 stars (345) |
| Date First Available | August 10, 2020 |
| Exterior Finish | Abs,Plastic,Silicone |
| Inlet Connection Size | 0.38 Inches |
| Inlet Connection Type | Threaded |
| Item Package Quantity | 6 |
| Item Weight | 0.64 ounces |
| Item model number | Blulu |
| Manufacturer | Blulu |
| Material | ABS plastic, silicone |
| Number of Ports | 6 |
| Package Dimensions | 5.71 x 3.94 x 0.71 inches |
| Part Number | Blulu-Check Valve-02 |
| Size | 3/8 inch, 10 mm |

## Product Details

- **Brand:** Blulu
- **Exterior Finish:** Abs,Plastic,Silicone
- **Inlet Connection Size:** 0.38 Inches
- **Inlet Connection Type:** Threaded
- **Manufacturer:** Blulu
- **Material:** ABS plastic, silicone
- **Number of Ports:** 6

## Images

![6 Pieces One Way Inline Check Valve Bulk 3/8 Inch 10 mm ABS Plug-in Check Valve Fuel Water Gas Air One-way for Liquids and Gas - Image 1](https://m.media-amazon.com/images/I/61pE826-cgL.jpg)

## Questions & Answers

**Q: Suitable for vacuum lines in an automobile?**
A: Yes.

**Q: will this valve handle the viscosity of dish soap?**
A: I use them with compressed co2 and O2. They also work with water and beer lines. They are inexpensive enough to just purchase and see for yourself in your application. Tom

**Q: will this work for inline vacuum for the brake boster on a car thanks**
A: No

**Q: Will they work under full vacuum? my rotovap pump backflows when off, pushing cooling fluid through the vacuum lines into the distillate chamber**
A: Yes, they will.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by J***N on December 29, 2025*

They work perfectly

### ⭐⭐⭐⭐⭐ Works great
*by K***F on February 3, 2026*

Used it as a one way breather for a fuel tank to allow inflow to offset fuel flow while the engine is running but not allow constant venting, stinking up the garage. The fuel cap has a spring loaded seal if real pressure starts to build up. Works great!

### ⭐⭐⭐⭐⭐ Thumbs up, chums
*by F***N on January 25, 2026*

Works fine. No leaks.

## Frequently Bought Together

- Check Valve, 3/8 Inch 10 mm ABS Plug-in Check Valve Fuel Water Gas Air One-Way for Liquids and Gas(6 Pieces)
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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-22*