Spas and Equipment Information Spa Water Chemistry Calcium Hardness Hard or soft spa water conditions can lead to different problems. Calculating Interior Surface Area Easy to do, when you have the right information. Calculating Spa Volume Simple to figure and easy to follow calculations. ColorQ Daily Testing Log A printable page, that you can use to log your test results. Langelier/Saturation Index Calculations that help control corrosive or scaling conditions. Metric Conversion Converting English type units. Minerals and Well Water Problems Can cause surface stains and water discoloration. Miscellaneous Spa Chemicals Various types or lesser known, useful chemicals. pH and Total Alkalinity Factors that go hand in hand. pH is always more important. Ryznar Stability Index Calculations that aid in treating & avoiding corrosion problems. Spa Chemical Safety Safe chemical usage is important to enjoy the hot water experience. Spa Water Testing Important for proper water quality and sanitation. Stain Prevention, Removal and Treatment Eliminate metals, discoloration and stains. Spa Water Quality Algae, Mold and More The result of inadequate sanitation or maintenance practices. Cloudy Spa Water Detracts from the water's appearance and diminishes the enjoyment. Rashes and Irritation Solving & avoiding problems, usually resulting from poor sanitation. Slime and Odor Usually caused by poor water sanitizing and/or improper water chemistry. Spa Filter Problems One of the keys to optimum water clarity and quality. Spa Foaming Something that should be controlled and eliminated, for proper sanitation. Spa Water Sanitizers Alternative Spa Sanitizers Exploring other spa sanitizing choices and combinations. Biguanide An alternative spa water sanitizer. Bromine A very popular spa water sanitizer. Chlorine Most commonly used in spas in the dichlor granular form. Chlorine Generator, Salt A better way to chlorinate. No measuring, handling or storage. Ionizers Sanitizes water utilizing metallic ions. Mineral Sanitizers Sanitizes water with metallic ions. Ozone Generators - Ozonators The power of Ozone (O3). Shock Treatment Destroys contamination and wastes, by boosting the oxidizer levels. UltraViolet (UV) Sterilizers Kills microorganisms, as the water passes through the unit. Miscellaneous Spa Topics Floatation Tanks A relaxation experience, based on soothing, complete isolation. Hot Tub Liner Problems Stops leaks and protects the wood from the damaging effects. Kid's Spa Problems Some factors to consider, but "kids" are "kids." Leaking Spa Problems Suggestions and solutions to help find and repair that leak. Miscellaneous Spa Problems Various hard to categorize spa topics. Opening and Closing The start up and the shut down. Refinishing Spas or Swim Spa Refinishing using a Hybrid-Epoxy coating. Sealing & Repairing Spa and Swim-Spa Leak Directions How to use Fix A Leak. Spa Heating Problems Things to check and how to avoid heater damage. Spa Leak Detection Locating and fixing spa leaks, while minimizing any damage. Spa Maintenance How to do to some common tasks or make repairs. Swim Spas Swimming endlessly in place and getting a varied aquatic workout.