Thermostatic temperature control Thermostatic valves are fantastic for ensuring you have a constant stable temperature without any unplanned temperature rises which waste energy. The valve contains a regulating element which controls the valve opening, maintaining your desired temperature at all times. Simply twist the head to select the heat number you would like and sit back and wait for your radiator to kick into action! Straight Radiator Valves As you would imagine, straight radiator valves connect to the central heating with the radiator being straight up from the floor horizontally. Straight valves are to be used when your heating pipes are coming out of the floor, the water runs through the valve and in a straight line, as the name suggests. 10-year guarantee as standardWhen buying products for your home you need to know that they’re going to stand the test of time. This is why this product comes with a fantastic 10-year guarantee against any manufacturing defects should the worst happen and the product is not up to standard.