When the summer arrives, it runs the curtains not to let enter the sun, since thus it will be less warm and it will have to be with the conditioned air position all along. Fjese in not blocking the heating engineer with furniture or curtains and, by all means, mantngalo without dust so that it does not lose his effectiveness. It uses the stoves in small areas by a short period of time; in the great spaces they are not efficient. It does not let save the heat given off by the heating by the chimney; it blocks the exit when it is not using it to avoid that the heat goes away. In addition, to install thermal units of storage will save money to him. Surround his heater by water with blanket special for it, mainly if the tank is in an area where there is no heating, also makes that it notices a saving in his familiar economy. It isolates the water pipes warms up the first five meters counting from water heater and, if it is possible, isolates all the hot water pipes that are in zones where the heating does not arrive. If it does not have water treated in his house, drains his water tank every six months to avoid the sediments that can be accumulated in the part inferior of the tank, since these could reduce the efficiency of their unit. Also he is recommendable that reviews the elements that warm up the water; it begins by revisions every six months and soon it develops a customized calendar to his use of the water. It is demonstrated that to wash to the clothes to 50C acquittal more easily the spots, like he will be equal of cleaning, in which to bacteria one talks about, that if it is washed 21C. If the hygiene takes protagonism in its which had house, that is an ill person, for example, he is very recommendable to use blanqueante with chlorine.