Frost protection system for water pipes has pressure container filled partly with water, partly with air near pipe end with tap and water pipe is connected to water-carrying part of container

摘要

The system has a pressure container (3) filled partly with water and partly with air near an end of the pipe (1) with a tap (8). The water pipe is connected to the water-carrying part of the container. The container has an electrically actuated and controlled through-way valve (5) for its water carrying section controlled according to time, and/or temperature and/or the frequency of tap use.