---
product_id: 401910674
title: "RN Brass Solar Water Heater Pressure Release Automatic air Exhaust 25MM(1\") Valve, Automatic Air release Brass Vent valve, ART-5200"
brand: "r. n."
price: "€ 18.28"
currency: EUR
in_stock: true
reviews_count: 8
category: "R. N."
url: https://www.desertcart.nl/products/401910674-rn-brass-solar-water-heater-pressure-release-automatic-air-exhaust
store_origin: NL
region: Netherlands
---

# Automatic air release for seamless exhaust 25mm (1") precision inlet size Durable corrosion-resistant brass build RN Brass Solar Water Heater Pressure Release Automatic air Exhaust 25MM(1") Valve, Automatic Air release Brass Vent valve, ART-5200

**Brand:** r. n.
**Price:** € 18.28
**Availability:** ✅ In Stock

## Summary

> 💨 Keep your system flowing flawlessly—air out, performance in!

## Quick Answers

- **What is this?** RN Brass Solar Water Heater Pressure Release Automatic air Exhaust 25MM(1") Valve, Automatic Air release Brass Vent valve, ART-5200 by r. n.
- **How much does it cost?** € 18.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/401910674-rn-brass-solar-water-heater-pressure-release-automatic-air-exhaust)

## Best For

- r. n. enthusiasts

## Why This Product

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

## Key Features

- • **No System Drain Needed:** Innovative steam-water separation tray prevents water loss during maintenance—no draining required.
- • **Effortless Air Management:** Automatically expels excess air to optimize system efficiency and reduce noise.
- • **Robust Brass Construction:** Premium corrosion-resistant brass ensures long-lasting durability and reliability.
- • **Universal HVAC Compatibility:** Perfectly suited for solar water heaters, valves, cylinders, oil tanks, and air tools.
- • **Easy Installation & Maintenance:** Designed for quick demounting and hassle-free upkeep without interrupting system operation.

## Overview

The RN Brass Solar Water Heater Pressure Release Automatic Air Exhaust Valve (25mm/1") is a high-quality brass vent valve engineered to automatically release trapped air in HVAC and solar water heating systems. Featuring a unique steam-water separation tray, it prevents water discharge during air release, eliminating the need to drain the system. Its durable brass construction and easy maintenance design make it an essential upgrade for professionals seeking efficient, noise-reducing, and reliable system performance.

## Description

RN Brass Solar Water Heater Pressure Release Automatic air Exhaust 25MM(1") Valve, Automatic Air release Brass Vent valve, ART-5200 : desertcart.in: Home Improvement

Review: Good product - Excellent
Review: Best - Wry good product

## Features

- Remove excess air during the operation of the exhaust system and HVAC system
- It is convenient to demount and maintain, while the water in the system will not out, so there is no need to empty the system.
- The steam and water separation tray is designed with a special structure to ensure that the water will not be discharged during exhaust.
- Application: This air vent valve is widely used in valves, cylinders, oil tanks, air tools, and some other systems that need mufflers to clean the exhaust air and reduce the noise.
- SPECIAL DESIGN: The steam and water separation tray is designed with a special structure to ensure that the water will not be discharged during exhaust.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08XK4NNFG |
| Best Sellers Rank | #60,693 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #23 in Heater Parts & Accessories |
| Brand | R. N. |
| Exterior Finish | Chrome,Brass |
| Generic Name | Angle Valve |
| Importer | Marketed Buy |
| Included Components | Valve |
| Inlet Connection Size | 0.5 Inches |
| Item Dimensions LxWxH | 26.4 x 25.6 x 9.1 Centimeters |
| Item Weight | 243 g |
| Item dimensions L x W x H | 26.4 x 25.6 x 9.1 Centimeters |
| Item model number | RNAV520025 |
| Manufacturer | MAHALAXMI VALVES PRIVATE LIMITED, MAHALAXMI VALVES PRIVATE LIMITED |
| Material | Brass |
| Net Quantity | 1 Count |
| Outlet Connection Type | Flange |
| Packer | MAHALAXMI VALVES PRIVATE LIMITED |
| Product Dimensions | 26.42 x 25.65 x 9.14 cm; 243 g |
| Specification Met | ISO |

## Product Details

- **Brand:** R. N.
- **Exterior Finish:** Chrome,Brass
- **Inlet Connection Size:** 0.5 Inches
- **Item dimensions L x W x H:** 26.4 x 25.6 x 9.1 Centimeters
- **Manufacturer:** MAHALAXMI VALVES PRIVATE LIMITED, MAHALAXMI VALVES PRIVATE LIMITED
- **Material:** Brass
- **Outlet Connection Type:** Flange
- **Specification Met:** ISO

## Images

![RN Brass Solar Water Heater Pressure Release Automatic air Exhaust 25MM(1") Valve, Automatic Air release Brass Vent valve, ART-5200 - Image 1](https://m.media-amazon.com/images/I/711St9WgXkL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by V***Y on 18 July 2025*

Excellent

### ⭐⭐⭐⭐⭐ Best
*by G***Y on 18 June 2025*

Wry good product

### ⭐⭐⭐⭐⭐ Good one
*by Y***H on 24 January 2025*

Good one,

## Frequently Bought Together

- RN Brass Solar Water Heater Pressure Release Automatic air Exhaust 25MM(1") Valve, Automatic Air release Brass Vent valve, ART-5200
- AMAZOR Air Vent Valve brass -1 Inch

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-08*