The RS PRO high quality automatic air vent has been designed with the highest quality and versatility in mind and is for use in heating systems to vent air when commissioning a system. The device is available with 3/8inch M BSP connection and consists of a heat resistant polypropylene float connected to a simple valve.
These RS PRO automatic air vents are ideal for use in your own heating system or plumbing environments to automatically release trapped air when the build-up exceeds a certain level, keeping your systems running.

Saves time and cost when commissioning new heating systems
Reduces call backs to rectify air locks saving time and money
Durable solid brass body is resistant to corrosion and can withstand high temperatures

RS PRO automatic air vents can be a vital part in your hydronic heating systems by stopping issues like air pockets, corrosion, or even vacuum formation; ideal for keeping your radiators and boilers running.

RS PRO is our own brand range and brings you a wide range of high-quality, great value products offering you more choice. Trusted by engineers all over the world, every part of every RS PRO product has been rigorously tested against demanding industry standards; they’re only given the RS PRO seal of approval if we’re confident of their exceptional quality, which means you can be confident too.