Now we're going to explain how to fit a radiator valve - manual and trv valves. Whichever one you're fitting should be covered. Since radiator valves play a significant part in how well central heating radiators operate, and as most of them are visibly on show in our homes, changing your radiator valves is a great way to improve the performance, efficiency and overall look of your heating system.

So, the temperature has dropped outside and it’s time to turn on the radiators in the house, but the room isn’t getting any warmer. After a bit of fiddling around you realise that your radiator valves have stopped working and you’re going to to have to replace them. The problem is, just like most people, you don’t know how to change a radiator valve. When to Change a Radiator Valve Turn the heating off and allow the radiators to cool completely for at least an hour. You should do this before starting any job to do with your radiators to avoid burning yourself! Then take the new thermostatic valve head and screw it onto the valve. You should be able to do this by hand. When all the water has drained from the radiator, keep unscrewing the nut until you can pull the valve out of the radiator to disconnect it. There are a couple of things to do after you have changed your radiator valve to make sure that the heating system is working properly.

Now you want to add a bit of jointing compound to each joint. Jointing compound is a sealand that helps to seal threaded pipes. 5. Fit the new valve Since the radiator has been drained and refilled you will need to re-pressurise the system to ensure everything is working correctly. Choose from classic white or chrome dial designs to match your towel rails and radiators. Manual radiator valves are simple to fit, easy to use, and come in multiple sizes. We have a range of manual radiator valves in styles to suit any home, from contemporary square angled chrome to a traditional crosshead or smooth finish valve. A thermostatic radiator valve can save you quite a lot of money each year in heating bills and is certainly advised for most households. But don’t worry if your pipes are slightly bigger or smaller than the standard 15mm. Sometimes copper pipes can be anything between 8mm – 28mm depending on where they are in your home and the age of the building.

It is important to keep hold of the valve body with the grips to avoid it putting pressure on the pipe causing it to bend and potentially leak later on!Fit the body of the TRV to the radiator and pipe. Use the wrench to tighten the nuts right up on each side. Now you can simply screw the head of the TRV onto the body. 6. Close the bleed valves Step 4: Make up the valve, ensuring the retaining nut and olive are on the pipe. Position the new valve body suitably angled/aligned for your radiator's tails and hand-tighten the connections. Tighten everything up using a suitable pair of grips or wrenches, and ensure the valve is actually closed. The Heatlab bungs fit plumbing water tanks, header tanks, basically any domestic water tank. Get them here: heatlab header tank bungs Step-by-Step Guide to Replacing a Radiator Valve Without Draining the System - using bungs instead of draining the central heating system

In most cases the heating system will need to be drained before the valves can be replaced. An experienced professional may be able to replace the valves on certain radiators without fully draining the central heating system. Get radiator valve sizing right The control valve is normally either manual or thermostatic. And when replacing radiator valves, these are the ones we're talking about. So if you find a pair of valves you like the look of but they aren’t the right size for your pipework, you may need to buy radiator reducers or adapters from any plumbing or DIY merchant to ensure a clean connection. Whether you want to know how to replace a radiator valve because it has stopped working, or you’re replacing a manual valvewith a thermostatic radiator valve, your old valves have started to look a bit outdated and need updating or they’re leaking, this simple guide will show you, step-by-step, how to change a radiator valve.Turning the valve to the highest setting will keep the radiator on until the room reaches a temperature around 30?. Do this and your heating bills will shoot up. Grab your wrench and adjustable spanner. We'll be unscrewing the two nuts that connect the valve to the radiator and pipe.