- Hydrogen Peroxide
Hydrogen peroxide can be used as an alternative sanitizer instead of chlorine, bromine, and other sanitation systems.
- Hydrochloric Acid
Hydrochloric acid is commonly called muriatic acid, and is used to lower the pH level in swimming pools.
- Heat Exchanger
A heat exchanger is a metal component inside swimming pool heaters, where pool water flows through a series of metal tubes heated by the pool heating elements.
- Hardness Reagent
A hardness reagent is often found in swimming pool test kits and mixed into the pads found on test strips, and is used in testing the hardness of swimming pool water.
- Hard Water
Hard water describes the extent to which various minerals are dissolved in water.