---
product_id: 343861463
title: "VFV-12, 1/8\" NPT, Automatic Air Bleed Vent"
brand: "valemo"
price: "฿2786"
currency: THB
in_stock: false
reviews_count: 5
category: "Valemo"
url: https://www.desertcart.co.th/products/343861463-vfv-12-1-8-npt-automatic-air-bleed-vent
store_origin: TH
region: Thailand
---

# Automatic air bleed vent Handles up to 240°F & 150 PSI 1/8" NPT threaded connection VFV-12, 1/8" NPT, Automatic Air Bleed Vent

**Brand:** valemo
**Price:** ฿2786
**Availability:** ❌ Out of Stock

## Summary

> 💨 Keep your system flawless and efficient—vent like a pro!

## Quick Answers

- **What is this?** VFV-12, 1/8" NPT, Automatic Air Bleed Vent by valemo
- **How much does it cost?** ฿2786 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/343861463-vfv-12-1-8-npt-automatic-air-bleed-vent)

## Best For

- valemo enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Robust design withstands up to 150 PSI and 240°F for long-term durability
- • **Trusted by Pros:** Proven reliability with glowing user reviews—don’t get left behind with outdated valves
- • **Reliable Performance:** Automatic air venting ensures consistent, maintenance-free operation
- • **Seamless Integration:** Precision 1/8" NPT threading for effortless installation in any hydronic system
- • **Energy Efficiency Booster:** Eliminates trapped air to optimize boiler heating efficiency and reduce energy waste

## Overview

The VFV-12 is a high-quality automatic air bleed vent featuring a 1/8" NPT threaded connection, designed for hydronic boiler heating systems. It reliably removes trapped air, improving system efficiency and longevity, and is rated for up to 150 PSI and 240°F, ensuring robust performance under demanding conditions.

## Description

1/8" NPT threaded automatic air vent for hydronic boiler heating systems.

Review: They work and last. - Very good build quality. Replaced a couple of failng release valves on my stem radiators at the beginning of last season, they are still functioning flawlessly. I recommend them!
Review: Did the job - Product works well

## Features

- Automatic Air Vent
- 1/8" NPT threaded connection
- 150 PSI
- 240 degress F

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07T3GS4KG |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #119,055 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #731 in Registers, Grilles & Vents |
| Customer Reviews | 4.5 4.5 out of 5 stars (350) |
| Date First Available | June 13, 2019 |
| Item Weight | 6.7 ounces |
| Manufacturer | Valemo Controls |
| Package Dimensions | 3.82 x 2.05 x 2.05 inches |

## Images

![VFV-12, 1/8" NPT, Automatic Air Bleed Vent - Image 1](https://m.media-amazon.com/images/I/512tJZMDJCL.jpg)
![VFV-12, 1/8" NPT, Automatic Air Bleed Vent - Image 2](https://m.media-amazon.com/images/I/51cD8hW-yaL.jpg)
![VFV-12, 1/8" NPT, Automatic Air Bleed Vent - Image 3](https://m.media-amazon.com/images/I/51lvNkkJr+L.jpg)
![VFV-12, 1/8" NPT, Automatic Air Bleed Vent - Image 4](https://m.media-amazon.com/images/I/6141aSOGVlL.jpg)
![VFV-12, 1/8" NPT, Automatic Air Bleed Vent - Image 5](https://m.media-amazon.com/images/I/61KX3rljUjL.jpg)

## Questions & Answers

**Q: Would this work on low pressure - such as bleeding a water tank when filling it ?  (i.e. 5-10 PSI ) ?**
A: Yes. That is actually one of the primary functions of this air valve.

**Q: is this for use on a hotwater baseboard to bleed air from baseboards**
A: No. This Valve is used on Boilers, Expansion tanks, etc. 
You can purchase Bleed Valves made for Baseboards from 
Amazon .

**Q: Would this automatically bleed air from a pool pump filter basket**
A: Yes BUT, depends on the volume of air to be vented and how fast.

**Q: Can this be mounted outside or will it freeze and rupture?**
A: It could freeze, it needs water to shut off so if temperatures are low enough it will freeze

## Customer Reviews

### ⭐⭐⭐⭐⭐ They work and last.
*by P***R on 10 August 2025*

Very good build quality. Replaced a couple of failng release valves on my stem radiators at the beginning of last season, they are still functioning flawlessly. I recommend them!

### ⭐⭐⭐⭐⭐ Did the job
*by L***D on 19 February 2024*

Product works well

### ⭐⭐⭐⭐⭐ Bon produit
*by R***T on 6 July 2024*

Je recommande

## Frequently Bought Together

- Valemo VFV-12, 1/8" NPT, Automatic Air Bleed Vent
- AMTROL 102-1#30 EX-30 30 Extrol Expansion Tank
- Watts 0342691 30 PSI Pressure Relief Valve, Bronze, 3/4" 335 M2-030

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**Shop now:** [https://www.desertcart.co.th/products/343861463-vfv-12-1-8-npt-automatic-air-bleed-vent](https://www.desertcart.co.th/products/343861463-vfv-12-1-8-npt-automatic-air-bleed-vent)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-31*