The Thermostatic TRV Radiator Valve Set in Anthracite by EcoSpa is a modern and stylish addition to any central heating system. Made of brass with a round valve shape, this set includes an angled pair of TRV valves with lockshield and a thermostat for precision heat control. The valves have a timerless function and come in a sleek anthracite finish, perfect for adding a touch of elegance to your home. Easy to install with 15mm x 1/2" BSP fittings, this set offers efficient heating with 5 or more heat settings.