Use a radiator key to turn the valve at the top of the radiator. Hold a cloth under the valve to catch any drips. When air stops coming out and water begins to flow, close the valve. Repeat this process for all radiators in your home.
Use a radiator key to turn the valve at the top of the radiator. Hold a cloth under the valve to catch any drips. When air stops coming out and water begins to flow, close the valve. Repeat this process for all radiators in your home.