Pool Water Problems
Water Acidity
Acidity of water is measured on a scale from 0-14 called the pH scale. A pH level of 7 is neutral and anything lower than this indicates acidic water. The lower the number, the more acidic it is.
Symptoms of high acidity:
Corrosion of metal pool fittings, heat exchanger damage and …
Swimming pool chemicals and green hair
Many swimmers and spa goers complain that the chlorine in the pool or spa has caused their hair to turn green, their fingernails blue or turquoise and their bathing suit blue-green.
The short answer is: It’s NOT the chlorine, it’s the copper.
A simple explanation: Chlorine after all, is a bleach. When …
Swimming pool chemicals and eye irritation
The two main causes of eye irritation are: Chloramines (combined chlorine determined by the difference between free available chlorine and Total chlorine). When combined chlorine is >0.2 ppm eye irritation can occur. Also when combined chlorine is that high it is time to shock.
Shocking is not based on the calendar, …
Cloudy swimming pool water
Cloudy water is a nuisance, it does not look nice and it can create a safety hazard. There are five causes why pool water gets cloudy. Cloudy water results from one or more of the following:
1. Improper water balance
2. Low sanitizer or oxidizer level
3. Poor or inadequate circulation/filtration
4. Extremely high …
How chlorine works in swimming pools
Chlorine is the chemical most often used to keep swimming pools and spas free of bacteria that can be hazardous to humans. For your smimming pool design it is important that your water is treated with chlorine.
Chlorine kills bacteria though a fairly simple chemical reaction. The chlorine solution you pour …
Swimming Pool Heating
Select the right heater for your swimming pool design. There are three basic types: gas, heat pump and solar pool heaters. The best way to approach choosing and installing an energy-efficient pool heater that works best for you is to talk with a reputable swimming pool professional and learn how …
How does acid washing work?
How does acid work?
When Muriatic Acid is being used, care must be taken to protect the operator from both the liquid and the fumes. Proper safety precautions must be exercised. Use plastic safety glasses, rubber gloves, and protective clothing. When mixing Muriatic Acid with water, ALWAYS POUR THE ACID …
How Alum Works in swimming pools
how alum works
Alum is the name used for aluminum sulfate, chemical formula Al2(SO4)3. It is also known as soda alum, filter alum, concentrated alum, pearl alum, pickle alum, cake alum, papermaker’s alum and patent alum. Alum’s main function is to clarify or floc the pool water.
When alum is broadcast into …
Salt in Swimming Pools
Salt in swimming pools
Salt-water swimming pools do have chlorine content. A salt-water pool is one that utilizes a chlorine generator. Chlorine generators have been around for decades. As technology and materials continue to evolve, chlorine generators continue to improve in performance.
Ocean water has a salt content of around 35,000 parts …
What you need to know about swimming pool chemicals
Common Liquid pH Value
Here are some pH values of pool chemicals and some common liquids.
Common liquids
Battery Acid 0.0
Stomach Acid 1.4
Vinegar 2.9
Soft Drink 3.0
Wine 3.5
Coffee 5.0
Urine 6.0
Blood 7.35-7.45
Tears 7.3-7.5
Seawater 8.0
Soap, Shampoo 8.0-9.0
Milk of Magnesia 10.0
Household Ammonia 11.8
Pool Chemicals
Muriatic Acid 0.1
Gas Chlorine 0.1
Dry Acid 1.4
Trichlor 2.8
Cyanuric Acid 3.0
Bromine Tabs 3.6
Dichlor 6.8
Sodium Bicarb …
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