---
product_id: 514811805
title: "Push Fit Single Check Valve 12mm (12SCV)"
brand: "john guest"
price: "€ 33.94"
currency: EUR
in_stock: true
url: https://www.desertcart.es/products/514811805-push-fit-single-check-valve-12mm-12scv
store_origin: ES
region: Spain
---

# 12mm push-fit precision Durable brass build Reliable one-way flow Push Fit Single Check Valve 12mm (12SCV)

**Brand:** john guest
**Price:** € 33.94
**Availability:** ✅ In Stock

## Summary

> 🛠️ Keep your flow flawless with John Guest’s push-fit check valve!

## Quick Answers

- **What is this?** Push Fit Single Check Valve 12mm (12SCV) by john guest
- **How much does it cost?** € 33.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/514811805-push-fit-single-check-valve-12mm-12scv)

## 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

- • **Compact & Lightweight:** Small footprint (2.3 x 2.3 x 6.9 cm) and just 20g—ideal for tight spaces.
- • **Precision 12mm Diameter:** Perfectly sized for seamless integration with standard water heating systems.
- • **One-Way Valve Technology:** Prevents backflow to protect your water heater and maintain system efficiency.
- • **Robust Brass Construction:** Engineered for long-lasting durability and corrosion resistance.
- • **Effortless Push-Fit Installation:** Snap it in place—no tools, no hassle, just secure plumbing.

## Overview

The John Guest Push Fit Single Check Valve 12mm (12SCV) is a compact, brass one-way valve designed to prevent backflow in water heating systems. Featuring a user-friendly push-fit design, it ensures quick installation and reliable performance, making it an essential upgrade for efficient and protected plumbing setups.

## Description

Push Fit Single Check Valve 12mm (12SCV)

## Features

- John Guest
- 12mm Fitting

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | John Guest |
| Product Dimensions | 2.3 x 2.3 x 6.9 cm; 20 g |
| Item model number | 12SCV |
| Size | Klein |
| Colour | Black |
| Material | Brass |
| Number of Pieces | 1 |
| Included Components | 1 Single Check Valve |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 20 g |

## Product Details

- **Size:** Klein
- **Material:** Brass
- **Brand:** John Guest
- **Colour:** Black
- **Item dimensions L x W x H:** 23 x 23 x 69 millimetres
- **Connector type:** Coupling
- **Thread size:** 1/2 inch
- **Thread type:** UN
- **Number of pieces:** 1
- **Manufacturer:** John Guest

## Images

![Push Fit Single Check Valve 12mm (12SCV) - Image 1](https://m.media-amazon.com/images/I/31E-kc-+RJL.jpg)

## Frequently Bought Together

- John Guest Push Fit Single Check Valve 12mm (12SCV)
- John Guest PP Shut Off Valve Connection 12 mm (One Supplied)
- John Guest 12mm Equal Elbow Push-Fit Pipe Connector – Quick Connect Fitting for Water & Air Systems (Pack of 4)

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**Shop now:** [https://www.desertcart.es/products/514811805-push-fit-single-check-valve-12mm-12scv](https://www.desertcart.es/products/514811805-push-fit-single-check-valve-12mm-12scv)

---

*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-02-02*