General description This high-quality pair of durable straight brushed nickel radiator valves is designed to fit most domestic radiators and heated towel rails. Technical specifications Connections: 15mm inlet, 1/2" BSP outlet Fully tested to 10 bar Material: ABS, Brass Colour: Brushed Nickel Style: Modern Installation Type: Central Heating Radiator Valve Type: Manual Bi-Directional: Yes Max. Working Pressure: 10 bar Outlet Connection Size: 1/2" Inlet Connection Size: 15mm Height: 77.5 mm Width: 87.3 mm Weight: 0.62 kg Guarantee: 2 years Installation It is recommended to ask a qualified plumber to install this item.