Automatic Air Vent Valve with Brass Body

This automatic air vent valve is designed for use in heating and cooling systems to automatically release trapped air. It features a durable brass body and a red cap for manual venting.

air vent - Image 1

Technical Specifications

Overview

High-Efficiency Automatic Air Vent

This automatic air vent valve is engineered for heating and cooling systems to effectively release trapped air, preventing airlocks and reducing system noise. Constructed with a durable brass body, it ensures long-term reliability and improved thermal efficiency in radiators, boilers, and underfloor heating applications. The design features a manual venting cap and is built to withstand high-temperature and high-pressure environments common in professional HVAC installations.

Technical Specifications

Maximum Temperature

110 °C
Max Operating Temp

Maximum Pressure

10 bar
Max Pressure

Body Material
Brass
Model Number
JL-5103

Sizing & Variants

Available Sizes

Article NumberConnection Size
JL-51033/8"
JL-51031/2"

Technical size chart for JL-5103 air vent valve
Available in 3/8 and 1/2 inch sizes to suit standard HVAC piping requirements.

Application

Compatible Systems

  • Radiators
  • Boilers
  • Underfloor Heating Systems
  • HVAC Cooling Systems

Key Benefits
Prevents AirlocksImproves EfficiencyReduces NoiseCorrosion Prevention

Design Features

Venting Mechanism
Automatic with manual override red cap
Installation
Threaded connection for easy piping integration

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