Sentence Examples


  • If each distributing flue is connected by means of a mixing valve with a cold-air flue, the warmth of the incoming air can be regulated to a nicety (see Ventilation).
  • The automatic inlet of cold water to the hot water system from the main house tank or other source is controlled by a ball valve, which is so fixed as to allow the water to rise no more than an inch above the bottom of the tank, thus leaving the remainder of the space clear for expansion.
  • An overflow is provided, discharging into the open air to allow the water to escape should the ball valve become defective.
  • The steam is passed through the valve and emerges at the pressure required generally from 3 lb upwards.
  • Radiators should not be fixed directly on to the main heating pipe, but always on branches of smaller diameter leading from the flow pipe to one end of the radiator and back to the main return pipe from the other end; they may then be easily controlled by a valve placed on the branch from the flow pipe.

How would you define valve? Add your definition here.

comments powered by Disqus