The Radiator TRV valves Thermostatic TRV Pack includes 1 x TRV Reversible valve and 1 x Lock Shield, perfect for controlling the temperature in your home. Designed for hydronic heating systems, this white TRV Pack from Kartell features a rotary knob control style and a 1-year manufacturer warranty. The central heating radiator is suitable for both horizontal and vertical orientation, making it a versatile addition to your home. With a compact design and standard operating sound rating, this TRV Pack is a reliable choice for efficient climate control.