Product details Product information Each TRV valve has variable heat settings and frost protection Application: Towel Rails, Panel Central Heating Radiators, Vertical Flat Tube Radiators, Column Radiators Specification: Size- 15x 1/2'', System Water Temperature (at 5bar)- 120°C, Operating pressure (at 65°C)- 10 bar Set of Valves Includes a thermostatic TRV valve, lockshield valve and PTFE tape. Guarantee - 1 year Specifications EST approved Not EST approved Frost protected Frost protected Maximum operating pressure 10bar Standard EN215 Product code 5060706094968