---
product_id: 629908451
title: "Brass 1/2\" NPT Male Air Vent Valve Automatic Float Valve Air Release Air Bleeder Valve"
brand: "besnpt"
price: "RM111"
currency: MYR
in_stock: true
reviews_count: 4
category: "Bes Npt"
url: https://www.desertcart.com.my/products/629908451-brass-1-2-npt-male-air-vent-valve-automatic-float
store_origin: MY
region: Malaysia
---

# Continuous automatic venting High temperature resistance Solid brass durability Brass 1/2" NPT Male Air Vent Valve Automatic Float Valve Air Release Air Bleeder Valve

**Brand:** besnpt
**Price:** RM111
**Availability:** ✅ In Stock

## Summary

> 💨 Keep your system flawless with automatic air release – no leaks, no downtime!

## Quick Answers

- **What is this?** Brass 1/2" NPT Male Air Vent Valve Automatic Float Valve Air Release Air Bleeder Valve by besnpt
- **How much does it cost?** RM111 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/629908451-brass-1-2-npt-male-air-vent-valve-automatic-float)

## Best For

- besnpt enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from solid brass for unmatched strength and longevity
- • **Leak-Free Venting:** Unique design ensures no water discharge during air release
- • **Versatile Application:** Ideal for heating systems, solar water heaters, and underfloor heating manifolds
- • **Heat-Resistant Performance:** Engineered to withstand high temperatures and resist freezing
- • **Seamless System Pressure Venting:** Automatically vents air as long as system pressure exists

## Overview

This Brass 1/2" NPT Male Air Vent Valve is a robust, high-performance plumbing component made from solid brass. Designed for heating and solar water systems, it automatically vents trapped air without water leakage, ensuring efficient operation under high temperature and pressure conditions.

## Description

Brass 1/2" NPT Male Air Vent Valve Automatic Float Valve Air Release Air Bleeder Valve

Review: It works - Good for price
Review: Leaks - Leaks. No way to tighten the valve properly. You need a big pipe wrench to grip the main body. The o ring is useless. The threads are too short to make a good seal. Poorly designed .Usual Chinese junk

## Features

- Inclub: 1PCS 1/2" G male vent valve. 1PCS 1/2" G female to 1/2" NPT male connector.
- Material: Solid brass. High strength, High temperature resistance, with certain anti freezing and anti impact capabilities
- The exhaust valve features a unique structural design that guarantees no water discharge during venting.
- As long as there is pressure in the system, the exhaust valve will continue venting.
- Primarily employed in heating systems, solar water heaters, underfloor heating manifolds, heating accessories, and more.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | BesNPT |
| Exterior Finish | Brass |
| Inlet Connection Size | 0.5 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Item dimensions L x W x H | 1 x 0.5 x 1 inches |
| Material | Brass |

## Product Details

- **Brand:** BesNPT
- **Exterior Finish:** Brass
- **Inlet Connection Size:** 0.5 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Item dimensions L x W x H:** 1 x 0.5 x 1 inches
- **Manufacturer:** BesNPT
- **Material:** Brass
- **Number of Ports:** 2
- **Outlet Connection Size:** 0.5 Inches
- **Outlet Connection Type:** NPT

## Images

![Brass 1/2" NPT Male Air Vent Valve Automatic Float Valve Air Release Air Bleeder Valve - Image 1](https://m.media-amazon.com/images/I/51Dbpi21fUL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ It works
*by J***T on March 9, 2025*

Good for price

### ⭐ Leaks
*by J***R on February 2, 2026*

Leaks. No way to tighten the valve properly. You need a big pipe wrench to grip the main body. The o ring is useless. The threads are too short to make a good seal. Poorly designed .Usual Chinese junk

### ⭐⭐⭐⭐⭐ Gives air an exit from water lines
*by M***J on June 5, 2024*

It's a basic air vent valve made of brass. Not much to fail or go wrong here... My hydronic radiant-heat system is able to pass gas properly! I give it 5 stars for being well-built.

## Frequently Bought Together

- BesNPT Brass 1/2" NPT Male Air Vent Valve Automatic Float Valve Air Release Air Bleeder Valve
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**Shop now:** [https://www.desertcart.com.my/products/629908451-brass-1-2-npt-male-air-vent-valve-automatic-float](https://www.desertcart.com.my/products/629908451-brass-1-2-npt-male-air-vent-valve-automatic-float)

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*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-02-16*