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Hello, we just added a heat pump to our SW Florida pool, we want to heat the water +90deg on the weekends. I've been using tablets in floater. Since we added the pool heater in March it seems algae has been forming more more quickly especially over the last month. I went to get my water tested...

@jseyfert3 I live in SW Florida so my AC unit runs a lot. The home / AC unit is about 10 months old. The heat reclamation concept is used all the time for many years in commercial/industrial applications. Example would be a freezer section in a grocery store. The heat is used to heat water in...

@BowserB Thank you. Signature filled out. I understand where you are coming from when you say good money after bad and ROI. There is a lot of corruption and snake oil in the solar, wind and electric vehicle industries. I think a small scale solar PV system $5kw, grid tied but !!!no batteries...

@BowserB all good points. We run AC, 12 months out of the year. There may be a few days or weeks that we wont run AC. Using a heat exchanger will allow the AC to run more efficiently. Believe it or not, the pool temp at hotest time of year is around 87deg naturally. Apparently I am told that is...

@swamprat69 After I posted this I checked and ya... the HotSpot cost ~$1,850 is for the whole system with warranty. Titanium heat exchanger, thermostatic controls (I think that means their controller / box), sensors, and the heat recovery valve kit. Plus $200 for a pressure equalizer and $100...

While I agree with what you said, the Hotspot unit is already made in China.

Hello, Hotspot Energy has a line of heat exchangers (FPH series) that transfers heat from your AC condenser coil to circulated pool water. Their solution costs (~$1,850 made in China) in comparison to a very similar looking models found at Aliexpress ~$300 $450 depending on sizes. One example...