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Our pool is roughly two years old, and when I opened it in the spring, the underwater light fell out of the (plastic) wet niche. The brass / bronze mounting screw had corroded away. The instructions that came with the light state that the hardware must be replaced with the same type and size...

I use the Pool Math app on an iphone, with a subscription. In December I got a new iphone, and when I log into pool math all my pool info from last season is gone, and it says I have no saved pools. Is all the data captive to the app, and therefore gone with my old phone?

We have a 120v underwater pool light, with a toggle switch at the pool pad. The pad is around the corner of the house from the pool, so I'd like to replace it with a remote or smart switch for convenience. The switch is inside an outdoor gang box, but I'm concerned about a wireless remote or...

We are nearing the end of our first season with our new pool (14,500 gallon, 30' X 18' rectangle, 6' deep end, vinyl), and something we are considering for the off season is buying a robot. We have neither a vacuum port nor booster pump, so a robot seems like the best choice. We currently...

Hello all, we just completed a new inground pool build in May 2021. I’ve been consulting this site since early June, when we took over the care from the builder. I’m testing weekly and tracking results in PoolMath. No problems so far, thanks for all the helpful information Hal