Garden irrigation apparatus

摘要

For the protection of a garden irrigation device against damage when freezing in a hollow space of the device enclosed water, it is proposed in water connection with the hollow space to provide a compensation body, which means of which, during the freezing of the water in the cavity pressure increasing the volume of the cavity in order to be extended and that the passage that a water-carrying. The compensation body preferably contains a gas volume surrounded by elastic material in the form of one or more chambers or, preferably, in the form of closed if it is in an elastic foam.