The Entity 15 mm White Angled TRV and Lockshield Anti Chatter is a brand new, boxed thermostatic valve designed for central heating radiators. Made from chrome and metal, this model (E70737) is suitable for both horizontal and vertical radiator orientations. The sleek white finish adds a modern touch to any heating system. TRV comes with a thermostat included, making it a convenient and stylish addition to any home.