If you shocked your pool water and it turned brown you probably have metals. Oxidized iron usually turns a brown or rusty color in the water. Use the No-Drain Metal Stain Eliminator Kit to reduce, sequester, and eliminate the metals to clear up your water and prevent recurrence or staining of your pool surface.
Red-Brown Water
The fix for reddish-brown pool water is similar to the fix for greenish-blue water caused by high levels of copper. Add a metal control sequestering chemical into your water in accordance with the label directions, keep your pump/filter running and retest for metal content after 24 hours.
If your pool is looking brown, and murky, try adding a Flocculant such as the Vitalyse Fast Floc. Perfect to use after rainstorms this concentrated formula binds dirt and mud particles together and drops them to the bottom of the pool floor where they can easily be vacuumed.
No, it's not safe to swim in a pool with metal stain. Barack James (author) from Green City in the Sun on April 11, 2020: Before adding chlorine, you need to be sure you are dealing with green algae and not copper metal stains.
The appearance of brown algae on the bottom of the pool is a sign of the beginning of an infestation of mustard algae. This is one of the most difficult types of algae to get rid of, and gets its name from its yellowish-brown color.
Use Ascorbic acid to clear the stains and consider draining and refilling portion of your pool water to lower metal levels or use metal remover like ProTeam Metal Magic to remove metals through the filter.
As we said above, you can fill your swimming pool or hot tub with well water. In fact, it's one of the least expensive options, especially compared to a pool water delivery service. Some people choose to fill their pools with city water or municipal water from their house, but not everyone has this option.
Stains that appear reddish brown or very dark are typically related to metals in your pool water. The metals that commonly cause pool stains are iron, manganese & copper. Copper is from ionizers and corrosion of copper and brass pipes.
If you have a stubborn pool stain, an acid bath is another option. This allows you to remove the stain without draining the swimming pool and uses strong acidic solutions to basically burn-away the stained surface spot. The acid removes the stained concrete surface from the pool.
Getting Rid of Brown Algae in a Swimming Pool. A swimming pool with a buildup of algae on the walls or floating on the pool surface is unsightly and unsafe for swimming. Here are the essential steps to take for getting rid of algae in your pool and to restore your pool's water.
Brown algae may release toxins when they die. These can cause illness in humans and aquatic life. In general, if algae proliferates, you should avoid touching the water.
Simply add one bottle (2 lbs.) of Pool Stain Treat per 20,000 gallons to your pool in the affected area and watch the stains disappear. Pool Stain Treat continues to work for up to sixty days keeping metals water soluble and preventing future stains.
If you regularly clean your pool and keep it in good shape, chances are you will only need to acid wash your swimming pool every 5-7 years. Because acid washing uses harsh chemicals, it is not recommended to get your pool acid washed more frequently than that, as the harsh chemical used can damage your pool's surface.
A Brown or yellow stain indicates the presence of iron, and a black stain is caused by Magnesium. Iron stains will always appear yellow on fiberglass pool walls and steps. These heavy metals may find their way into the pool when Well or Borehole water is used as fill water in the pool.
Rust is really iron in the water. To remove rust or iron in a fiberglass swimming pool, you just need to add a CuLator Ultra 4.0 into your pump basket and let it work all summer. If you are using well water to top off your pool, then add a maintenance dose of Metal Sequester to the water when you are topping off.
Removing Calcium Silicate
If you have a fiberglass pool, a pumice stone will scratch. Your other option is to then use a professional calcium remover. It will dissolve the deposits. You should first test the product to make sure that it doesn't scratch or discolor the surface.
When to Replace the Pool Water
You should replace pool water every five to seven years. As much as possible, you should drain and refill your pool during mild weather. It's to avoid pool damage caused by direct sunlight and heat. Moreover, a pool maintenance company can recommend the ideal time to drain your pool.
Brushing thoroughly 1-2 times per week will prevent these materials from having the time to create a stain. Brush to Prevent Algae: Every pool can grow algae, but plaster, quartz, and aggregate finishes are more susceptible.
You don't have to drain your pool before painting – Ha!, not sure where this started but it is absolutely False! Of course, you have to drain your pool, in fact, the drier it is the better because the paint will adhere better. There is no difference in the types of paint – this is again False!
Most rust stains in swimming pools come from metal objects that have fallen into the pool. These include hairpins, nails, toys, or grinding or cutting of metal near the pool. When metal objects fall to the bottom of a pool, they begin to rust and stain the pool surface within a few days.
Also known as the oxidation of water, if you are regularly seeing small rusty spots in your pool it may be because your water contains small metal fragments. Iron in your pool water is especially problematic, and it can quickly lead to costly repairs. Rebar is the metal shafts found beneath the plaster of your pool.