United Chemical yellow Treat Yellow and Mustard YT-C12 Destroys yellowith mustard algae Hottest formula in California & Florida, the 2 toughest areas in the world Guaranteed to kill yellowith mustard algae Safe for you & your pets Yellow algae grows on the shady side of the swimming pool, in corners, behind ladders and above the light. It can look like dirt on the side. In a covered swimming pool, it can grow all over. Most of it will brush off. If none will brush off, look out, you probably have metal staining. Use United’s Pool Stain Treat for metals Your yellow algae will be immediately arrested and after you brush off any residue, your swimming pool will have superior water clarity.A 2 lb. bottle will treat 60,000 gallons, 4 times what most of the competitors can handle, and we do it better! It is so effective that 9 out of 10 swimming pool professionals use it in So. California & Florida. We guarantee it! It effectively kills yellowith mustard algae and starts to clean up the water of other invisible life forms. It does not contain any heavy metals which can stain your swimming pool. You can use it in
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Hasa Algi Ban 40lbs 64040 Granular Tri-chlor TO CONTROL BLACK ALGAE IN SWIMMING POOLS DIRECTIONS FOR USE: Where algae appears on bottom of swimming pool:Adjust the pH of the swimming pool water to 7.2-7.6. Turn off filter and wait until water is calm enough to see spot on bottom. For best results brush black algae spots with a stiff bristle or wire brush prior to treatment. Pour approximately 1 oz. (1/8 cup) HASA ALGI-BAN directly over the spot and allow to settle to the bottom. Use enough HASA ALGI-BAN to completely cover the algae spot. Allow HASA ALGI-BAN to dissolve for a period of 45-60 minutes then brush black algae away. It may be necessary to repeat treatment or to allow more contact time.Where algae is located on swimming pool walls:Place 1 oz. (1/8 cup) HASA ALGI-BAN in a cotton cloth. Tie with string and suspend the bag into the water so that it touches the black algae spot. Allow the HASA ALGI-BAN bag to remain in place for 45-60 minutes, then remove and brush algae away. In extreme cases it may be necessary to repeat treatment or allow longer contact time. For spot treatment on walls and bottom use
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Applied Biochemists Black Algaetrine 32oz AB6303 A unique, patented combination of algaecides specially formulated to control black algae and other resistant strains. Features: Attacks deeply rooted black algae Safe for vinyl, plaster, colored and fiberglass swimming pools Applications:Dilute in a bucket with at least nine parts of water before applying. To remove black deposits: Brush areas vigorously with a stiff or special algae brush immediately prior to application. This will help break up the black algae colonies that have formed. Apply Black Algaetrine (12 oz. per 10,000 gallons). Brush again once each day for two days following application. Remove any settled algae by vacuuming. Reapply treatment if necessary. Tips:Algaecides are most effective when applied in the morning on warm, sunny days. Because black algae is protected by a tough, waxy coat, it is important to use an algaecide specifically for black algae such as Black Algaetrine Advantage:Contains 3.07% active copper in a specially buffered system that will not upset water balance

Skill-It 32oz. Fast Acting Swimming Pool Algaecide Pack of 4 made by Bio-Dex SK132-4 Fast acting super effective algaecide that removes even the toughest Black algae. Eliminates all colors and types quickly. No pH Adjustment required. Contains no heavy metals. An Arizona #1 Best Seller EPA Registered Algaecide 100 % Guaranteed to Work when used as directed. Hard working at eliminating even the most resistant types of algae including black, yellow & green. Must follow with chlorine for complete sanitation of dead algae. Concentrated for superior results: 5 oz per 10,000 gallons or 15 oz per 20,000 gallons for breakout treatment Skill-It Swimming Pool Algaecide helps keep bees and wasps away Non-Metallic & Non-Staining Skill-It Swimming Pool Algaecide is user friendly Eliminates all colors and types quickly. No PH Adjustment required. Skill-It Swimming Pool Algaecide contains no heavy metals. Use only 5 oz of Skill-It per 10,000 gallons needed for breakout treatment.

United Chemical Black Treat BT-C12 Kills black algae Easy to use Safe for you and your pets Contains no metals Black Treat is an E.P.A. registered algicide formulated for the killing and elimination of black algae in chlorine/bromine swimming pools. Black algae grows on the walls and floor as a black spot that you can scrape off with your fingernail. It is a colony algae that is very hard to kill. You must run a continuous preventative program after you have removed the visible colonies. If none will brush off, look out, you probably have cobalt staining. Use Uniteds Cobalt Cure for cobalt. Cobalt happens only on fiberglass or epoxy. Your black algae will be immediately arrested and after you brush off any residue, your swimming pool will have superior water clarity. Run your filter to clear it up. A 3 lb. bottle will treat 20,000 gallons, and is 2 times as effective as most of the competitors, and we do it better! It is so effective that many swimming pool professionals use it all over the U.S. We guarantee it! Always check your filter with Filter Aid first so you do not waste money. It effectively kills black algae
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United Chemical No Mor Problems 1gln NMP-4GAL

Swimtrine Plus 32 oz. Green Mustard Algeacide 406103 Swimtrine Plus algaecide is a highly concentrated copper based algaecide especially designed to kill mustard and green algae. When used regularly, it also prevents the regrowth of all types of algae. Swimtrine Plus algaecide contains 9.3% active copper content – making it America’s most concentrated fast-acting algaecide. Features: Triple chelated copper formula stays active and provides algae control between treatments Effective over a wide pH range Will not foam Does not clog filters Compatible With: Bromine, chlorine, and ozone. Do not use with swimming pools sanitized with biguanide products. Applications: Normal: Dilute with at least nine parts of water in bucket before applying. For visable algae: Apply 3 oz. per 10,000 gallons. For prevention of algae: Apply 1.5 oz. per 10,000 gallons every other week. Pour solution around the edge of swimming pool where algae occurs. It is best to apply solution in the morning on sunny days for maximum effectiveness. Advantage: Economical …only 3 oz. treats 10,000 gallons – enough to last all summer! Tips: Swimtrine Plus algaecide is a one-step algae control system. There is no need to add large amounts of chlorine or adjust your pH. Its unique chelated
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United Chemical No Mor Problems NMP-C12 No more algae No more shocking No more brushing No more clarifiers No Mor Problems is a patented formula that is registered as an E.P.A. algicide. It was engineered after 30 years of field experience. The formula is proprietary. No Mor Problems is a preventative algicide. No Mor Problems delivers Spectacular Water clarity and sparkle, yet it is NOT a polymer. No Mor Problems is NOT a shock, yet, you will no longer need to shock. No Mor Problems will greatly reduce your need to clean your filter, yet it is NOT a filter aid. The water will be so clear that you will NOT see floating debris in front of your swimming pool light at night. No Mor Problems can be used with all types of sanitizers. i.e. Biguanides, Ionization, Salt Systems. No Mor Problems can be used on all types of swimming pools. YOU CAN ELIMINATE ALMOST ALL: Shocking Brushing Filter Cleaning Aids Other Algicides Plus you can cut 50% of your electrical consumption by reducing the required cycle time of the pump and filter YOU WILL GET: Spectacular Water Clarity and Sparkle Less Work Better Bather Comfort Reduced Costs Less Staining
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Applied Biochemists Prevent Plus 32oz. 407403 Clears water and prevents future yellow deposit outbreaks. Used regularly, Prevent Plus will prevent yellow, green, and brown non-metallic stains and deposits and add sparkle to the water. Features: Keeps water crystal clear and prevents deposits year aroundPrevents yellow, green and brown non-metallic stains and depositsImproves and maintains water clarity Applications: Visible deposits: 1. If visible contaminants/deposits are on the walls or floors, brush the affected areas thoroughly. 2. Add 4 oz. of PREVENT PLUS directly to the swimming pool. 3. Superchlorinate by adding 1/2 lb. of dry chlorine per 10,000 gallons of swimming pool water. Swimming may be resumed a few hours after treatment (when chlorine level is below 3 ppm). Weekly Preventative Treatment: 1. Establish and maintain the normal chlorine level for your swimming pool. 2. Add 3 oz. per 10,000 gallons of water of PREVENT PLUS directly to the swimming pool once a week. Swimming may be resumed immediately after treatment. NET WEIGHT 32oz.

Applied Biochemists Yellow Trine Yellow Mustard 408622 A granular formation that helps clear away slimy yellow and mustard algae in swimming pools. Features:Dissolves QuicklyLeaves No ResidueMay Be Used In All Types Of Pools Applications: Weekly Maintenance (based on 10,000 gallons):1. For water temperature above 80 degrees, add 4 oz. of Yellowtrine with 1 gallon liquid chlorinating compound or 1 lb. of a dry chlorinating compound once a week. 2. For water temperatures under 80 degrees, add 2 oz. of Yellowtrine weekly and 1/2 gallon liquid chlorinating compound or 1/2 lb. of a dry chlorinating compound. Yellow or Mustard Alage Removal:1. Brush walls and floor areas affected by yellow algae. 2. Apply 4 oz. of Yellowtrine as close to affected area as possible. 3. Superchlorinate by adding 1 gallon liquid chlorinating compound or 1 lb. of a dry chlorinating compound. 4. Add Prevent Plus to prevent non-metallic deposits and to maintain water clarity. Advantage:It is fast dissolving formula will destroy deposits without leaving a residue. Compatible With:Chlorine, bromine and ozone sanitizers.