Are all radiators 1/2 inch?

Radiators usually have a 1/2 inch BSP female threaded connection for the valve (see BSPT link at bottom of page for more info on plumbing thread sizes).

Are all radiator valves 15mm?

The connection between your valve and the radiator is standard across all moderns radiators and valves. The size differences listed above refers to the width of your pipes that the valves will slot onto. Most of the time it’s 15mm, but measuring your pipes will confirm.

What do the numbers mean on a radiator valve?

Radiator valves have numbers or symbols to represent how much heat the radiator is putting out. Normally, these numbers range from 1 – 6. Turning the valve to 3 should give you a room temperature around 20°C. Each number above or below then represents a single degree.

Can you get 10mm radiator valves?

10mm radiator valves come in a range of different types to suit all homes. 10 mm radiator valves are used to connect to 10mm pipework. To enable quick and easy fitting, they are available in both angled and straight fittings.

What size are my radiator pipes?

Pipework. The radiator circuits in most modern wet central heating systems are made from standard 15mm copper pipe, while the pipes that link the boiler, pump and points where the circuits split off will be 22mm or 28mm in diameter.

How far can you run 10mm pipe to a radiator?

Yes it would be okay, but near limits. It also depends on how long the 10mm runs are. 6meters on 22mm to the manifold and 6meters on 10mm from there to the radiator.

Are radiator bleed valves universal?

Although most radiator bleed valves are similar, they’re not all identical, so radiator bleed key sizes and shapes do vary. Most hardware stores offer several types of radiator bleed keys so unless you have a very specialist model of radiator fitted, you should be able to find a compatible key fairly easily.