any cheap way to heat my older in-ground jacuzzi? pics attached. prefer electric.

socal858

New member
Sep 5, 2023
1
san diego
Hello,

I have an in-ground jacuzzi attached to my 1980's era pool, but with no heater. Jacuzzi is always the same temp as the pool.

I would like to know if there is a cheap (under $300) way I can put some kind of an external pump, Inlet and Outlet hoses hanging in the water, to heat this thing up - similar to a saluspa inflatable heat pump? I'm not trying to make a nice jacuzzi for guests, I just want to sit in hot water on my own.

I prefer electric regardless of how inefficient, as I overproduce solar elec while my gas prices have quadrupled. I would love a 120 volt plugin device. Not really trying to do 240 wiring but I guess my question is, is there any kind of 120 volt solution that could heat this tub up to hot temps? Plugged into a GFI outlet a few feet away?

20230904_154833.jpg

thank you!!!!
 
Hello,

I have an in-ground jacuzzi attached to my 1980's era pool, but with no heater. Jacuzzi is always the same temp as the pool.

I would like to know if there is a cheap (under $300) way I can put some kind of an external pump, Inlet and Outlet hoses hanging in the water, to heat this thing up - similar to a saluspa inflatable heat pump? I'm not trying to make a nice jacuzzi for guests, I just want to sit in hot water on my own.

I prefer electric regardless of how inefficient, as I overproduce solar elec while my gas prices have quadrupled. I would love a 120 volt plugin device. Not really trying to do 240 wiring but I guess my question is, is there any kind of 120 volt solution that could heat this tub up to hot temps? Plugged into a GFI outlet a few feet away?

View attachment 527578

thank you!!!!
No. Heat loss from the surface would negate any heat put into the water by a tiny heater.
 
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Possibility to get a cover just for the jacuzzi to trap heat in?
When your filter runs, there should be water entering the spa to keep it "fresh" and overflow. Unless you can isolate and filter the spa completely, any tiny amount of heat would quickly enter the pool, regardless of any cover. The spa needs the same treatment as the pool to keep the water clean and sanitized.
 
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