PoolMath Discover the pool calculator behind the perfect pool, PoolMath. Dealing with pools has allowed TFP to become the original authors of the best calculator on the net. To help you better understand the calculator and keep your water clean and clear, you should also view the following: ABC's of Pool Water Chemistry FC/CYA Chart Recommended Pool Chemicals Recommended Levels For a more ...

Pool school is a collection of concise, easy to understand articles designed for the average pool owner. The articles have been carefully written and arranged to take you through a natural progression of pool care topics. The articles are broken down by category and arranged so that the basic topics are covered first, building into each subsequent topic so that regardless of your level off ...

We’ve all had to deal with a green pool. Clear algae from your pool with a SLAM! Read here to use shock level and maintain to clear your pool.

My pool is going to be a free form roughly 30'x18' with attached 7' spa, do you still think I should have 2 skimmers? My question is, in the plumbing example I gave, what does the spa return connect to, jets or a dedicated return line? Also, do I need a dedicated return line to spa or can the return just be the jets?

Which pool pump should I buy? Your swimming pool’s pump is responsible for moving water through your plumbing, filter, and any other features your pool may have. These features can include spa jets, waterfalls, in-floor cleaning systems, connected hot tubs, and heaters.