With the shortage of water in the world, what has been called the a crisis water. It is very necessary to be conscious and rational use of it. Emphasises not be squandered, and that is fine, but is equally or more important to catch it when it rains. Rainwater is a resource that will save up to 50% water in a home, using it for washing, irrigation, cisterns battery, etc. This requires a special installation in the case of a new work can easily foresee. Think we’re talking about a water without chemical additives or lime, which is especially noticeable in the washer, to prevent breakage and reduce consumption of detergents.
In Spain, although rainfall varies from place to place on average in a normal sized house (100m2 roof) can collect 90 thousand liters years. Key to this is installing rain gutters, or channels for collecting and storing rainwater in tanks, these may be surface or underground, having on the market a wide variety of deposits. With respect to rain gutters, plastic are losing prominence because of the unsightly, and that extreme temperatures are losing tightness in the joints (as a result of expansion and contraction by cold and heat) having leaks and even to twist and break due to hail or wind. That is why most other variants are used: Copper natural (widely used in rustic houses) Zinc lacquered aluminum that is currently gaining prominence, because there are machines that manufacture locally as doing without even pulled together long (20 meters or more), it is also more aesthetic, lightweight and does not experience corrosion, even in sea areas.