All water pipes in the building
Freshwater pipes (cold and warm water) are always under pressure. Floor-ceiling radiator heating system. All outlets, such as washbasins, showers, baths, etc., only conduct water when in use.
Freshwater pipes (cold and warm water) are always under pressure. Floor-ceiling radiator heating system. All outlets, such as washbasins, showers, baths, etc., only conduct water when in use.