Test kits usually include two polyethylene containers and a number of small bottles filled with reagents (testing chemicals). The reagents are mixed with the pool or spa water in the container, ...

Keeping the chemicals in your pool at the right level is a delicate balancing act. If not properly maintained, your pool can be home to insects, bacteria, or even harsh chemical smells. The only way ...

When you test your water, you are trying to answer a simple question: is it safe and what should you do next. Yet a single ...