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http://beta.aalf.org/wiki/index.php?title=LariCartagena416&action=history Revision history for this page on the wiki en MediaWiki 1.13.3 Tue, 03 Nov 2026 14:43:50 GMT http://beta.aalf.org/wiki/index.php?title=LariCartagena416&diff=44510&oldid=prev <p>New page: When replacing a fountain pump or picking a new one, very first there are some crucial terms to preserve in thoughts: &quot;Head&quot;: This is the maximum vertical lift of the pump. For example, a ...</p> <p><b>New page</b></p><div>When replacing a fountain pump or picking a new one, very first there are some crucial terms to preserve in thoughts:<br /> &quot;Head&quot;: This is the maximum vertical lift of the pump. For example, a 6' head signifies the pump is rated to pump water up to 6 feet high. Note, however, that at 6 feet the pump would be delivering very small water, with gallons per hour about zero. So if you need to have to pump, say, 200 gph at 72&quot;, you will possibly need about a 300-600 gallon per hour pump to do the job.<br /> &quot;GPH&quot; : Gallons per hour, generally rated at different heights<br /> &quot;GPM&quot; : Gallons per minute, typically rated at various heights<br /> &quot;Pump Curve&quot; : The quantity of water volume &quot;curved&quot; according to a variety of heights. A 500 gallon per hour pump, for instance, may possibly pump 500 gallons per hour at &quot; lift, 350 gallons per hour at 24&quot; of lift, and so forth. When purchasing a pump for the 1st time or when looking for a replacement pump, it is essential that you know how many gallons per hour you want to pump and at what height (head).<br /> Water Volume The total volume that you will be pumping is controlled by a handful of elements. One particular element is the size of the pump, as covered above. But you also must consider how wide your tubing will be. Tubing is measured in two approaches: inside diameter (i.d.) and outside diameter (o.d.). Extremely skinny i.d. tubing will tremendously lessen water flow. Several clients are shocked when they find that, immediately after hooking up their 500 gallon per hour pump to 1/two&quot; inside diameter tubing, they are only acquiring what they contemplate a trickle.<br /> We had an engineer do some calculations for us to illustrate the difficulty. Making use of a 300 gph pump with 1/two&quot; tubing is going to restrict your flow to 253 gallons per hour. By rising the pump to 450 gallons per hour, but nonetheless making use of 1/two&quot; tubing, you will increase volume only slightly, to 264 gallons per hour! The lesson is this: When buying a pump, uncover out what size of tubing is supposed to go with it. An additional dilemma is operating the tubing too far. Long lengths of tubing develop resistance. If your pump calls for 1/two&quot; i.d. tubing, for instance, but you are operating the tubing twenty feet from the pump, it is<br /> a very good idea to use three/4&quot; tubing rather so as not to cut down too a lot on flow.<br /> How significantly water do I want? What size of pump? This question is answered in component by whether you want a &quot;trickle&quot; or a roar. When you buy a fountain, you will typically uncover a recommended flow. For waterfalls, use this as a rule of thumb: for each inch of stream width or waterfall &quot;sheet,&quot; you will need to have to deliver 100 gallons per hour at the height you're pumping. So if you are building a 12&quot; wide waterfall that is three feet tall, you require to get a pump that will be pumping 1200 gallons per hour at 3 feet of height. For small ponds, whenever attainable, it is a good thought to recirculate the water as soon as<br /> an hour, more frequently if feasible. Therefore, if your pond is 500 gallons, attempt to buy<br /> a pump that will recirculate water at a rate of 500 gallons per hour. For really<br /> big ponds, this is not needed and is far too high-priced. [http://www.amazon.com/shops/AYG2PTRHXHGPF/ water ionizer]</div> Thu, 05 Apr 2012 22:34:14 GMT LariCartagena416 http://beta.aalf.org/wiki/index.php?title=Talk:LariCartagena416