Romania Remember that each type of valve was created to suit a specific need. Andorra Lets look at the pool accessories that require the use of these one-way wonders. Costa Rica United Arab Emirates Also, sanitary check valves will need to be replaced more often due to the damage done by frequent sanitation. Martinique Reunion Saudi Arabia Cayman Islands Dominican Republic In some cases, the symbol will also let you know what type of check valve is at work there. Backflow would not only lead to pressure buildup but would bring clean media into contact with unsanitized media. Metal to Metal, Country (*) They are largely used as part of the braking system for vehicles. This guide will explain how check valves work, identify the different types of check valves, and describe some of their more common uses. Macau Check valves are used anywhere backflow prevention is required. Pool valves, like any other type of pool equipment, do not last forever. Think about the chaos that would ensue if that highly-chlorinated water accidentally flowed back into your pool equipment, rather than your pool. Georgia When pressure is applied, these flaps rotate on the hinge to open; when the pressure is relieved, they rotate back. Japan Italy Ireland Estonia Iceland *: e-mail address with your company's domain name is preferred. Plumbing check valves are used in homes and businesses to ensure that sewage does not flow back into drains and toilets. The ins and outs of pool plumbing might not be the most exciting topic in the world but understanding the movement of water in your pools circulatory system can end up being useful insight. Haiti Without water check valves, the water would flow right back into the area that requires draining. What are pool valves and what do they do? Australia Peru Copyright 2002-2022 Adamant Valves owned by Oceania International LLC, All Rights Reserved. Circulation of water is one of the most important parts of pool maintenance, water sanitation, and for keeping your pool looking and feeling its best. Check valves are a critical part of many systems. Think of it as a big flap. You are no longer a pool valve novice. If you have a fountain, waterfall, aerator, or any other water feature installed in your pool, there are two possible sources for where the water comes from. Tuvalu Mexico Theres also a 3-way flavor of diverter valve. Swing check valves are one of the most basic types. Mauritius Each of them is designed to meet specific needs depending on the type of media flowing through them and the amount of pressure under which the medium will be flowing. Vanuatu French Southern Territories North Korea Turks And Caicos Islands In this case, a ball or piston check valve may work best. Check valves, also known as non-return valves and one-way valves, are simple devices. Montserrat French Guyana There you have it! (Pros, Cons, Ideas & Cost), How To Lower Alkalinity In Your Pool (2 Proven Methods). The size and type play a part as do the materials used in its construction. (I bet theyd be pretty jealous.). Ukraine Guinea San Marino In other cases, check valves are used to prevent contamination. Phew! They require no input from a human or computer to get the job done, and they do not need any outside power source. Luxembourg Check valves have many vital applications in both residential and industrial settings. Norfolk Island They do not usually create a tight seal, so they are not recommended for applications where contamination is a potential problem. Nauru Silicone (VMQ) Once youve installed the valve actuators where you need them to go, these can be wired to a pool control box with a panel of buttons. When pressure is applied, the disk pivots to open, allowing the medium to flow through freely. Oman Zimbabwe. French Polynesia Rough edges, cracks, and crevices are not permitted. Paraguay Which valves can be changed and which have only one function? Samoa Democratic Republic of Congo PTFE (Teflon) Libya As the name implies, dual plate check valves, also known as silent check valves, use two plates instead of one to prevent backflow. Poland Burundi Disputed Territory Sump pumps or bilge pumps are prime examples. Austria Federated States of Micronesia If thats the case, youre not going to need a check valve for this particular function. Pakistan Depending on the type of pool equipment you use, you may have a couple of check valves in your system or you may have a dozen. Your email address will not be published. Gabon When pressure is applied, the disks are forced open, and because of the springs, they close as soon as the pressure is reduced, without having to wait for backflow pressure to force them closed. Saint Helena and Dependencies They usually have a big lever on top that you twist open and closed. Mauritania Large or small, they all work in the same fundamental way. Cameroon Because pressure is not required to close these valves, they are often used for gases. Trinidad and Tobago Ecuador Germany Kyrgyzstan Flocculants are used to clear cloudy pool water and need to be moved around your pool without being filtered out. If that happened, youd have all that filter gunk pushed back into your once-clean swimming pool. Northern Mariana Islands If your water didnt move around then pool filters wouldnt work, mosquitoes would set up shop, and yard debris would start piling up in your soon-to-be swamp. Bosnia and Herzegovina Now that you know, you can keep an eye on all of your valves and replace the worn-out ones when the time comes. When pressure builds up under the disk, it is forced upward, coiling the spring. Malawi Greenland Singapore These types of valves are used in many processing plants and to control the flow of cooling water in nuclear power plants. The term automatic chlorinator encompasses things like salt chlorine generators as well. Piston check valves, or lift valves, consisting of a disk that is fitted into grooves in the pipe and, sometimes, a spring. Lesotho Hong Kong Both are used to remove unwanted water from closed spaces, sometimes against gravity. A less expensive check valve that you have to replace in a few years may not be as cost-effective as a more expensive one that will last substantially longer. Turkmenistan Algeria Which is Better, Gate Valves or Ball Valves? Seychelles Syria A swing check valve may be your best choice in this case. Sweden Antarctica The pool drain? These devices chlorinate your pool as the last stop the water makes as it moves through your filtration and circulation system, pumping super-concentrated chlorine into the water at the last second to sanitize your pool. Iran Why spend half your day walking from pipe to pipe, twisting levers and opening and closing valves when you could set it and forget it? Palau Papua New Guinea WHAT IS THE DIFFERENCE BETWEEN SANITARY FITTINGS AND FIXTURES? Pitcairn Islands When using a flocculant, of course. For some systems, the check valve is necessary to prevent a buildup of pressure within the system. Lithuania Somalia Anguilla Latvia Heard Island and Mcdonald Islands AV-2CT Sanitary Titanium Clamp Ball Valve T5, AV-2TPV Sanitary Titanium Pneumatic Ball Valve, AV-2TPB Sanitary Titanium 5 Piece Ball Valve, used anywhere backflow prevention is required, Check valves are a critical part of many systems. Bhutan (7 Likely Reasons), Considering a Pool Waterfall? Stop check valves are similar to piston or ball check valves except that they can be controlled. Sudan Vatican City poolonomics.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Slovenia Jamaica If you live in a chilly place that freezes in the winter, then the fear of freezing water in your lines always looms large. Belarus Greece Russia They can be found in almost every pump, whether for industrial or household use. Monaco When its closed, the flap completely blocks the pipe and stops all the water flow. Kuwait Puerto Rico Sometimes, check valves are placed in a series along a pipe, each with a slightly lower cracking pressure. Senegal Replacing a PVC check valvewill cost substantially less than replacing a brass check valve. RTFE Taiwan This not only adds extra layers of protection from backflow, but the differences in pressure required to open the valves ensure that the liquid continues to flow forward, even if the valves in the rear have already closed. Required fields are marked *, Valve Category (*) Very similar in use to piston check valves, ball check valves consist of a weighted ball that sits in the valve to create a seal. I would like to join the mailing list to receive updates from Adamant Valves. The symbol will have an arrow to let you know which way the medium contained in the pipe should be flowing. Rwanda If there is liquid or gas flowing, there is likely to be a check valve somewhere in the system. Venezuela Solar pool heaters work by warming the pool water in the toasty rays of the sun, usually positioned on your roof for optimum coverage. Israel Hungary Kiribati Nigeria Portugal Svalbard and Jan Mayen Instead of opening to allow the flow of liquids or gases, this type of valve is used to suction air or liquids out of a closed system. This setting blocks off those lines so that water cant get in there and damage your equipment during the winter. Namibia It stands to reason then, that your valves could be automated too! Check valves, also known as non-return or one-way valves are installed in plumbing to prevent the backflow of water, usually due to gravity. In order to better know your pool valves, lets take a look at the variety of types you might encounter. If you are in need of a sewer check valve, then you need one that does create a complete seal and does not need to be replaced very often. Brunei Montenegro Philippines Antigua and Barbuda EPDM Laos Your pool filter, heater, and other accessories were not meant to handle that kind of heavy dose of chlorine. No, theres not a lepidopterarium (its a real word) or butterfly sanctuary, in the valve. Niue United States This is where check valves really shine. United Kingdom The circulation of water in your pool is the number one way we keep our pools healthy, clean, and free of debris. Bahrain The cost of replacing a check valve also varies a great deal. Liberia Barbados Albania Which valve leads to the pool heater? The best place to dive into pool circulation is with pool valves, which manage the movement of water in your pool. As the name implies, sanitary check valves are used in applications that require high levels of sanitation, like pharmaceutical processing plants, dairies, and other food processing plants. New Zealand A complete understanding of the different types of check valves and the applications for which they are suited is necessary for those who work in plumbing, HVAC installation and repair, machinists, auto mechanics, the DIY-minded homeowner, and many others. But why would you want to do that? Slovakia such as backwash the filter, filter the pool water, or get rid of water from your pool on waste mode when youre manually vacuuming your pool. Tunisia When the pressure drops, the ball drops back into its spot, recreating a seal. France Cape Verde Its amazing how such small, seemingly insignificant plumbing components can have such a dramatic effect on the health and functioning of your pool. Cook Islands Thailand Tanzania Wallis and Futuna Guinea-Bissau When the pressure drops, the disk swings closed again. Pool valves keep your pool water moving in the right direction. They are the last bastion of protection against rebellious water that may try to flow in the wrong direction. Palestinian Territories Netherlands Uzbekistan Solomon Islands Guadeloupe When the pressure drops, the spring uncoils, and the disk rapidly falls into place to create a seal again. They consist of a disk and a hinge. AISI 316 Spain How much a replacement check valve costs depends on many factors. All you need is to understand what your check valve is required to do and for what medium you need inline check valve backflow prevention, and you narrow your choices significantly. Netherlands Antilles Youve graduated to pool valve authority and can tell everyone about your newfound knowledge at your next poolside barbeque. Canada Malaysia The technical term for these are Butterfly valves because they can flap open and closed. Also, if the pump is turned off, theres nothing to keep the water from flowing the wrong way. A sanitary check valve is manufactured in a way that makes it easy to clean and sterilize. Check valves may be tiny, like those used in HVAC or refrigeration applications, or immense, like those used in water or fuel processing plants. Morocco British Virgin Islands Central African Republic Saint Vincent and the Grenadines So put on your red jumpsuit, hat, and oversized gloves because today were playing Mario and getting to know all about pool valves and pipes. Mayotte Pool valves come in all shapes and sizes to perform their different operations. Czech Republic Iraq Djibouti Now, when you want to divert water or turn on your waterfall, all you have to do is push a button. Uruguay The most familiar swing check valve is the one found in every toilet to allow the tank to fill without overfilling. India Your email address will not be published. Serbia Benin Choosing the best type of check valve for you starts with knowing what you hope to accomplish by installing it. Otherwise, we may not be able to process your inquiry. Macedonia Saint Pierre and Miquelon Togo Armenia When the pressure behind the disk builds up, the disk swings open on the hinge and allows liquid to flow through. More importantly, why should you care about any of this? Burkina Faso Bermuda Its also a good idea to be aware of the valves that connect your pool equipment together. The 3-way diverter valve can be open and closed stop water completely, allow water through 1 of the 2 outlets, or allow water through both outlets. Mali In these cases, the water or milk flowing through the pipes is purified as it travels along the pipe. Bangladesh Butterfly check valves consist of two flaps positioned to revolve around a central hinge. Brazil Cambodia Nicaragua El Salvador This can be seen in their uses in the pipelines that carry oil or natural gas. Saint Lucia These pathways are important to familiarize yourself with so you know how each part of the system connects to the others. Azerbaijan Thats right, it can be done with little contraptions called valve actuators. Liechtenstein Falkland Islands Check valves are remarkably simple and ingenious in their function. What about the skimmers and returns? A check valve that faces a lot of pressure on a regular basis, such as those found in oil drilling operations, will wear out a great deal more quickly than those that face only weak pressure differentials. They serve one purpose: to keep fluids and gases flowing in only one direction within a system. To protect your sparkly, clean pool from this terrible end we have check valves. (Simply Explained), What Causes High Alkalinity in a Pool? If your pool has one of these, youll definitely need to add a check valve as the last stop on the chlorinator express. Saint Kitts and Nevis This can be seen in their use in wastewater treatment plants and dairies. Moldova AISI 304 Suriname From automatic chlorinators to pool heaters to water features, there are a lot of automated devices powering your pool. Cyprus Indonesia Pretty easy right? Because there are so many uses for the check valve, there are a great many types available. Belgium Comoros Ivory Coast Sanitary Butterfly ValvesOther ValvesSanitary Ball ValvesSanitary Diaphragm ValvesSanitary Shutoff And Diverter ValvesSanitary Sample Valves, Size (*) All sanitary valves must be made to facilitate clean-in-place procedures, meaning they can be cleaned effectively without being disassembled or removed from the pipeline. They are frequently found in home applications, like heaters and air conditioners, because they open and close quietly. They consist of two plates mounted on a central hinge and a spring. Multiport valves also offer an option to keep your pool water circulating without filtering it too. Guatemala If you have an air conditioner to repair, then an air compressor check valve should be on your shopping list. Switzerland Ill tell you why. New Caledonia Myanmar When your pump is turned off, though, all of that water is just going to go splashing back down thanks to the laws of physics. Jordan Panama Western Sahara Iraq-Saudi Arabia Neutral Zone Valves are the gatekeepers of water that move it in and out of your pool while also moving it through your pool accessories so that every component is doing its job to the fullest. Honduras South Africa Gambia If your pool is getting up there in years, it may be time to start replacing those worn out parts. Madagascar Sanitary check valves work in precisely the same way as regular check valves. It is made using only non-porous materials that can stand up to the rigors of regular heat or chemical sanitizing. Norway Aruba Kazakhstan They are used in applications where backflow may lead to contamination or pressure buildup. Vietnam Tajikistan Solar pool heaters, however, really need check valves in order to function. They are designed to allow gases and liquids to flow easily in one direction but not at all in the opposite direction. Botswana Eritrea Tokelau How often a check valve should be replaced is determined by how much wear and tear it receives.
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