---
product_id: 77247142
title: "VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985"
brand: "vaillant"
price: "¥9674"
currency: JPY
in_stock: true
reviews_count: 7
url: https://www.desertcart.jp/products/77247142-vaillant-ecotec-plus-vuw-824-831-837-pressure-relief-safety
store_origin: JP
region: Japan
---

# Versatile threaded connections Pressure Relief Valve safety Stainless Steel durability VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985

**Brand:** vaillant
**Price:** ¥9674
**Availability:** ✅ In Stock

## Summary

> 🛠️ Pressure Perfected: Safety and durability in one sleek valve

## Quick Answers

- **What is this?** VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985 by vaillant
- **How much does it cost?** ¥9674 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/77247142-vaillant-ecotec-plus-vuw-824-831-837-pressure-relief-safety)

## Best For

- vaillant enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play:** Parallel threaded inlet and PT outlet ensure seamless compatibility with diverse setups
- • **Safety First:** Integrated pressure relief valve protects your system from dangerous overpressure
- • **Built to Last:** Robust stainless steel construction resists corrosion for long-term reliability
- • **Hassle-Free Setup:** Standard 1/2 inch inlet and 15mm outlet simplify installation for busy pros
- • **Certified Confidence:** PED-certified design guarantees compliance with strict European safety standards

## Overview

The VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985 is a compact, stainless steel valve engineered for durability and safety. Featuring a pressure relief valve and versatile threaded connections, it meets PED certification standards and offers easy installation with standard inlet/outlet sizes, making it an essential upgrade for any professional heating system.

## Description

VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985

## Features

- Durable Construction: Crafted from robust Stainless Steel, ensuring longevity and resistance to corrosion
- Pressure Relief Safety: Equipped with a Pressure Relief Valve to safeguard your system from excessive pressure
- Versatile Connection: Features Parallel Threaded inlet and PT outlet, accommodating various system configurations
- Compliant Design: Meets PED specifications, ensuring it adheres to European safety standards
- Easy Installation: Comes with a 1/2 inch inlet and 15mm/1/2 inch outlet, simplifying the installation process

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | VAILLANT |
| Part Number | 178985 |
| Package Dimensions | 16.6 x 10.9 x 3.8 cm; 110 g |
| Item model number | 178985 |
| Material | Stainless Steel |
| Certification | PED |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 110 g |

## Product Details

- **Material:** Stainless Steel
- **Brand:** Vaillant
- **Inlet connection type:** Compression
- **Outlet connection type:** PT
- **Number of ports:** 2
- **Valve type:** Pressure Relief Valve
- **Manufacturer:** VAILLANT

## Images

![VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985 - Image 1](https://m.media-amazon.com/images/I/71E9oP2NVoL.jpg)
![VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985 - Image 2](https://m.media-amazon.com/images/I/71EdsdhpaAL.jpg)
![VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985 - Image 3](https://m.media-amazon.com/images/I/71CrGhWbGOL.jpg)
![VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985 - Image 4](https://m.media-amazon.com/images/I/71TNBOyJp1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent replacement pressure release valve
*by F***Y on 27 December 2020*

The part was exactly as described. Replaced our old part for the c/h boiler which now works perfectly.

### ⭐⭐⭐⭐⭐ Good product
*by F***K on 14 March 2021*

Does the job

### ⭐ Waste money buy this product.
*by B***E on 24 April 2025*

Very poor quality . It’s Still little bit leaking

## Frequently Bought Together

- VAILLANT ECOTEC Plus VUW 824 831 837 Pressure Relief Safety Valve 178985
- VAILLANT ECOTEC PLUS VU 612 615 618 624 630 637 EXPANSION VESSEL 181051
- Vaillant ECOTEC PRO 24 28 Water Pressure Sensor 253595

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**Shop now:** [https://www.desertcart.jp/products/77247142-vaillant-ecotec-plus-vuw-824-831-837-pressure-relief-safety](https://www.desertcart.jp/products/77247142-vaillant-ecotec-plus-vuw-824-831-837-pressure-relief-safety)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-27*