Particulate matter in solution have negative charges. Aluminum Sulfate is a chemical used for cleaning purposes of swimming pools. What Does Aluminum Sulfate Do? Sand filters however, have large enough spaces between the sand grains, that most of the alum flushes out easily during backwashing. [/FONT] ••• Put Multiport valve on Recirculate and run pump for 2 hrs; Brush pool. By the 16th century, Alum was in widespread use across England, for treating municipal water supplies. Repeat the process until the cloudiness caused by minerals is gone. Your pool might have cloudy water for numerous reasons, but if it's due to excessive minerals, clean your pool with aluminum sulfate. Depending on the amount of solids in the pool, effective dosage can be 2 lbs to 8 lbs per 10,000 gallons. Or perhaps it was the now. Vinyl and fiberglass pools are not supposed to be drained fully, the liner can relax, or a fiberglass shell can buckle or shift. Its use continues to this day in water treatment facilities, as a flocculant to clear turbid water, and remove phosphates, pathogens and other undesirable particles. The pool size is 285m3 and I added 5kg of Alum. powder can also be used in small quantities as a filter aid for sand pool filters. of alum for every square foot of area on the pool's surface. What should I use when my pool is cloudy and other chemicals such as chlorine,floc aren’t working. Helpful in cleansing all impurities and bacteria from pools. This is normally the skimmer, but add it slowly because it can become localized there, rather than moving all the way to the filter. Read an earlier post for options on vacuuming to waste, even if you don’t have a multiport valve on your filter. Powdered or crystal type of product is easy to use for filtration purposes. Are you running the pump long enough each day? In 2020 construction at my house made a huge algae bloom. Its use continues to this day in water treatment facilities, as a flocculant to clear turbid water, and remove phosphates, pathogens and other undesirable particles. Hi, Aluminum Sulfate can also be ordered by Alum. Aluminum Sulfate is a chemical used for cleaning purposes of swimming pools. I went to Leslies where the clerk tried to jawbone me out of using alum. I don’t think that you can use a vacuum to remove the settled alum. How to Use Aluminum Sulfate in a Swimming Pool. They did finally offer to check other stores for me. Alum is most active in warmer water temperatures of 70-80°, but also works in colder water temperatures. Add a hose to the pool to replace water lost to vacuuming to water. When vacuuming to waste, it must be done slowly, to avoid disturbing the layer, which has the consistency of wet toilet paper. This allows enough time for the alum to distribute. “Floccing” a swimming pool with aluminum sulfate was a popular way to clear extremely cloudy or swampy pools, up until the creation of polymer pool clarifiers. It works in a unique way to help the pool water clean itself, saving you time and making the filtration system more efficient. I need about three pounds for my 27K-gallon pool, and the difference in price is potentially significant. Hey Rob, Love the stuff! Place Multiport valve on Waste, and vacuum to waste, the settled Alum. In 2005 I had to force my pool rehabber to add a vacuum to waste. My swimming pool was a little cloudy. Aluminum sulfate was my secret weapon in a no drain green to clean on pools at foreclosed properties. Particulate matter in solution have negative charges. They had just one bucket of the stuff. USALCO Aluminum Sulfate (Alum), is a high quality, iron-free, clear solution that meets the specifications of the American Water Works Association Standard B403-16 and complies with the requirements of NSF/ANSI/CAN 60 at a maximum dosage of 150 mg/L. Clear your filter of sediment after a few days. But be careful. Buy Aluminum Sulfate online, or find at a local garden center. Aluminum Sulfate is a product better known as Alum. Over the period of several hours, the alum molecule attracts suspended particles. Then you simply vacuum the bottom of your swimming … If there is algae present, you can add 2-4 lbs of, Energy Awareness Month – 7 Ways to Save Around the Pool, Has Fall Landed in your Pool? See my related blog post on “Vacuuming to Waste” for tips on how to hack it. Skim, vacuum and brush the pool to remove large debris. The typical dose of alum needed to address a pool's cloudy water is approximately 4 pounds per 10,000 gallons. And for areas with water restrictions, many pool owners are prohibited from refilling pools from the garden hose, and forced to pay for expensive water delivery. It works as a so-called "flocculant," which attracts dirt particles, phosphates, pathogens, and other undesirable contaminants, causing them to clump together so you can easily vacuum them out of your pool. The use of alum is more … By creating an account you agree to the Hunker. Set the time clock for the filter so that the system will run for two hours. Dissolves in water to form aluminum hydroxide and sulfate Aluminum hydroxide is a white solid that settles out of the water column • Permanently binds phosphorus in the sediments Aluminum phosphate complexation (Al(OH) I have pollen in the pool and can get it settled but my small vacuum just puts it right back in the water. It’s been 3 days and my alum still hasn’t settled ! Alum can be used in small quantities in a sand filter, to improve filtration temporarily. Over the period of several hours, the alum molecule attracts suspended particles. Will this work well enough to use a pool net or slimmer to get the debris off the floor? of alum for every square foot of area on the pool's surface. It works best with well balanced pool water, and in water temperatures of at least 70° F. The tricky part of using … Backwash your filter according to the instructions for your filter. Thank goodness for water treatment plants at municipalities. Quite often after using alum most pool owners will find the water to be crystal clear with the exception of a solid layer of the chemical and particles on the very bottom of the pool. Aluminum Sulfate can also be ordered by Alum. Ancient Pool Guy Secret. It was just harder to find. I wish professional pool people would realize that some pool owners have more knowledge and experience than they do. Alum is also used for Swimming Pools and acid loving plants like … Alum is a white powdery flocculent that when circulated in your swimming pool water, quickly clumps all the fine particles in your cloudy water, including green algae, into particles large enough that the green algae sinks down to the bottom of your swimming pool, clarifying your pool water. You must be able to vacuum to waste. Aluminum Sulfate is a product better known as Alum. By the 16th century, Alum was in widespread use across England, for treating municipal water supplies. Cartridge filters or filters with Slide Valves don’t normally have this option. Aluminum sulfate, also called alum, can be a helpful substance to use when your swimming pool water becomes cloudy or greenish. Alum is a white powdery flocculent that when circulated in your swimming pool water, quickly clumps all the fine particles in your cloudy water, including green algae, into particles large enough that they sink down to the bottom of your swimming pool. Any reason for that? Hi, that does not seem normal, I cannot see a reason for that with the details you provide. Hi Kelli, did you turn off the pump? Alum was once a standard treatment for swimming pools until … Now I teach Pool Pros around the globe and continue to be a huge proponent of the product. I LOVE Alum, best thing to clear a too-far-gone pool. Raise chlorine levels to 10% of cyanuric acid levels. Then you simply vacuum the bottom of your swimming … Aluminum Sulphate For Swimming Pools Where To Buy Reviews: Overview. I have a small pool with no vacuum to waste option. How can I get rid of that cloudiness? Eventually it grows to a large size and heavy weight, until it slowly sinks to the pool floor. Balance pool pH, Alkalinity, Calcium, Chlorine and Cyanuric acid levels. These particles are attracted to negatively charged particles, and cause tiny specks to slowly … The alkalinity must register more than 75 milligrams per liter as calcium carbonate for the alum to work. Nice Post! A cleaner would clog up fast, and then just stir it all up again. Clay particles should settle and the water should clear within a few hours after mixing the Aluminum Sulfate which also binds phosphates. I have been reading about flocculants. Don't let aluminum sulfate touch your skin, and wear safety goggles and gloves while you're working with it. Are you sure it was Aluminum Sulfate, and not another similar sounding chemical?