Our main goal is to provide easy-to-understand help to pool owners and to give them the tools to care their pools easily and stress-free.

PoolMath helps calculate chemical amounts, FC levels, calcite saturation index, and pool volume for effective pool maintenance.

Sep 16, 2017 · 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 …

May 14, 2017 · I have read pool school, my testing kit is on the way. What Im not sure is how long (on average) does your pool have be at shock level to kill the algae? I pretty much never have …

Oct 10, 2025 · If you are a new pool owner, or just new to the forum, this is great place to start learning about basic pool care and maintenance

Aug 10, 2025 · Calculators for Pool Design and Maintenance At TFP we believe pool maintenance should be based on science and physics. There are many underlying …

Jul 21, 2011 · This week we’ve quietly made some changes to some of the backbone of TFP. One of these changes have been slightly altering our Recommended Levels. This winter a …

Dec 12, 2018 · Your one-stop shop for all things TFP to include: ABCs of Water Chemistry, Recommended Chemicals/Levels, Test Kits, Troubleshooting, and much more!

Dec 16, 2020 · The TFP-methodology is based on understanding the water chemistry of CYA-stabilised pools, the result is the FC/CYA Levels, an easy to follow condensation of all the …

Jul 12, 2025 · TFP Methods requiring FC of more than 5 ppm, such as the SLAM Process and higher CYA levels, cannot be tested with the DPD chlorine test in the K-2005. You need the …