Jun 16, 2025 · What are Pool Expansion Joints? Expansion joints – more appropriately called isolation joints – are essential to constructing a structurally sound pool and deck. Concrete …

Pool School Learn the basics of pool maintenance and pool water chemistry to get started maintaining your own pool or hot tub.

301 Moved Permanently nginx/1.18.0 (Ubuntu)

Dec 13, 2025 · Algae - Prevention and Treatment New Treat and prevent all types of swimming pool algae - green, yellow, mustard - we're here to help you clear up your green pool water!

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 …

Jul 5, 2024 · Hi! I have a Hayward sand filter-S244T and had a 1 1/2 hp pump. The pump went and had to replace. Tech installed 1/2 hp pump. Hayward S48H2N122B1 Is this ok? Water …

Aug 20, 2022 · In pool mode - you still have flow going to the spa because you have that gray pipe between the pool return and spa return pipes however your flow is being split with some …

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

Nov 7, 2024 · Swimming Pool Test Kits Compared Should I use pool store water testing? No, you should save yourself the time and effort of taking water samples to the pool store by …

Jul 25, 2011 · According to my pressure gauge on my filter I don't need to backwash. However, the last time I shut off my pump water shot out of skimmer and caused the skimmer cover to …