About this item

This item will be shipped as a letterbox package. Therefore, you do not need to stay home to receive it. Bleeding Key | 2 Pieces | Radiator Key | 5.2mm With this radiator or bleeding key, you can bleed a central heating system or radiator. If your heating does not get fully warm or starts making noise, there may be air in the system. By turning the bleed valve open with the key, the air escapes, the radiator is fully refilled with water, and there are no more bubbles in the circuit.