---
product_id: 10523910
title: "3/8 Inch Imperial Single Check Valve, Push to Connect Plastic Plumbing Fitting, 3/8SCV-US"
brand: "john guest"
price: "₨10650"
currency: LKR
in_stock: true
category: "John Guest"
url: https://www.desertcart.lk/products/10523910-3-8-inch-imperial-single-check-valve-push-to-connect
store_origin: LK
region: Sri Lanka
---

# Push-to-connect tech for tool-free install 3/8 inch imperial size FDA-compliant & NSF certified safety 3/8 Inch Imperial Single Check Valve, Push to Connect Plastic Plumbing Fitting, 3/8SCV-US

**Brand:** john guest
**Price:** ₨10650
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your plumbing game with leak-free, tool-free flow control!

## Quick Answers

- **What is this?** 3/8 Inch Imperial Single Check Valve, Push to Connect Plastic Plumbing Fitting, 3/8SCV-US by john guest
- **How much does it cost?** ₨10650 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/10523910-3-8-inch-imperial-single-check-valve-push-to-connect)

## Best For

- john guest enthusiasts

## Why This Product

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

## Key Features

- • **Precision Flow Control:** Engineered to prevent reverse water flow, perfect for RO systems, aquariums, and beverage dispensers.
- • **Universal Compatibility:** Seamlessly fits plastic and soft copper tubing for versatile plumbing solutions.
- • **Certified Safety Assurance:** Built with FDA-compliant materials and NSF 61 & 51 certifications for peace of mind.
- • **Chemical-Resistant Durability:** Crafted from tough white polypropylene to withstand harsh chemicals and daily wear.
- • **Effortless Push-Fit Installation:** Say goodbye to tools and leaks with John Guest’s patented push-to-connect technology.

## Overview

The John Guest 3/8 Inch Imperial Single Check Valve offers a durable, chemical-resistant polypropylene body with EPDM O-rings and push-to-connect technology for quick, reliable, and leak-free installation. Compatible with plastic and soft copper tubing, it prevents reverse water flow and meets FDA and NSF safety standards, making it ideal for reverse osmosis, beverage dispensing, and aquatic systems.

## Description

Simplify your plumbing and home improvement projects with the John Guest Check Valve. This single check valve is manufactured from durable white polypropylene and equipped with EPDM o-rings that utilize John Guest's push-fit technology to make easy, reliable, leak-free connections. These valves have been developed to restrict the flow of liquids and other loose materials to one direction through a pipe or passageway quickly and easily. Push-to-connect fittings provide a simple, quick, reliable, and leak-free connection with no tools required. FDA-compliant material; NSF 61 and 51 certified

## Features

- JOHN GUEST CHECK VALVE: This push-to-connect check valve allows you to prevent the reverse flow of water quickly and easily; suitable for reverse osmosis systems, ice makers, coffee and beverage dispensing equipment, hydroponics, and aquarium/aquatics
- COMPATIBILITY: The John Guest imperial single check valve is compatible with plastic or soft copper tubing
- DESIGN: This check valve is equipped with EPDM O-rings that utilize John Guest's push-fit technology to make easy, reliable, and leak-free connections
- DURABLE: This valve is made with durable white polypropylene that provides excellent protection against chemicals
- SAFETY: These plastic check valves are manufactured with FDA-compliant material and are NSF 61 and 51 certified

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B005XTY90A |
| Best Sellers Rank | #36,582 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #53 in Check Valves |
| Brand | John Guest |
| Brand Name | John Guest |
| Connector Type | Tube OD |
| Customer Reviews | 4.4 out of 5 stars 131 Reviews |
| Exterior Finish | Plastic |
| Global Trade Identification Number | 00665626002564 |
| Included Components | Check Valve |
| Inlet Connection Size | 0.38 Inches |
| Inlet Connection Type | Push |
| Item Dimensions | 2 x 0.75 x 0.75 inches |
| Item Type Name | Plastic Push Check Valve |
| Item dimensions L x W x H | 2 x 0.75 x 0.75 inches |
| Manufacturer | Cash Acme |
| Manufacturer Part Number | 3/8SCV |
| Material | Acetal |
| Material Type | Acetal |
| Model Number | 3/8SCV |
| Number of Pieces | 10 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.38 Inches |
| Outlet Connection Type | Quick Connect |
| Set Name | 1 Plastic Push Check Valve |
| Size | 3/8 in. |
| Thread Type | NPT |
| UPC | 665626002564 665626175220 665626120312 |
| Unit Count | 1.0 Count |
| Valve Type | Check Valve |

## Product Details

- **Material:** Acetal
- **Brand:** John Guest
- **Item dimensions L x W x H:** 2 x 0.75 x 0.75 inches
- **Exterior Finish:** Plastic
- **Inlet Connection Size:** 0.38 Inches
- **Inlet Connection Type:** Push
- **Outlet Connection Type:** Quick Connect
- **Number of Ports:** 2
- **Outlet Connection Size:** 0.38 Inches
- **Global Trade Identification Number:** 00665626002564

## Images

![3/8 Inch Imperial Single Check Valve, Push to Connect Plastic Plumbing Fitting, 3/8SCV-US - Image 1](https://m.media-amazon.com/images/I/41DWVzRq+WL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Is there another check valve that will work better on a chlorine/water pump 3/8" line?  these develop a leak. possibly john guest can respond.**
A: Shark Bite carries a bronze NSF water checkvalove 3/8". Make sure you know you line sizes OD, ID as John Guest and Shark Bite don't match how they specify.

**Q: How many come in the package?**
A: Only one piece per pack

**Q: Is $13 a normal price for these?  seems expensive**
A: Yes, the manufacture had a price increase and you are only buying one.

**Q: Will this work to maintain the prime of a kitchen soap dispenser? (I had to use long 3/8 tube, down to container sitting on shelf)**
A: Hello,

We do not recommend the use of our check valves with kitchen soap as the soap will be too viscous.  If you have additional questions please feel free to contact our technical support department at 877-700-4242.

Best Regards,

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**Shop now:** [https://www.desertcart.lk/products/10523910-3-8-inch-imperial-single-check-valve-push-to-connect](https://www.desertcart.lk/products/10523910-3-8-inch-imperial-single-check-valve-push-to-connect)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-07-17*