Jacuzzi J-470
Quick answer
The Jacuzzi J-470 holds about 450 gallons of water and measures 91 x 91 x 39 inches, seating up to 7. Full of water and people it weighs roughly 5,998 lb.
- Water volume450 gal
- TypeHard-shell
- Dimensions (in)91 x 91 x 39
- Seats7
- Water weight3,753 lb
- Empty weight950 lb
Chemical doses for about 450 gallons
Computed for this tub's water volume, so you can dose without doing the arithmetic. Amounts are ounces by weight.
| To do this | Chemical | Amount |
|---|---|---|
| Raise total alkalinity +10 ppm | sodium bicarbonate | 1.1 oz |
| Raise free chlorine +3 ppm | dichlor granules | 0.32 oz |
| Raise bromine +3 ppm | bromine granules | 0.30 oz |
| Chlorine shock (+10 ppm) | dichlor | 1.1 oz |
Open the dosing calculator for this tub
Add in small steps with the pump running, wait, then retest before adding more. Never mix chemicals together, and always follow your product label, which wins over any calculator.
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How much does a full J-470 weigh?
Empty, the JacuzziJ-470 weighs about 950 lb. Its 450 gallons of water add about 3,753 lb, and 7 bathers add roughly 1,295 lb more, for a loaded total near 5,998 lb. Make sure your deck or pad is rated for it. Work out any tub on the filled weight calculator.
Keep the water right
A 450 gallon tub doses in small amounts, so a kitchen scale and small additions beat eyeballing it. Test, balance alkalinity then pH then sanitizer, and use the dosing calculator sized for this tub. Start with test strips and a chemical kit.
Source
The 450 gallon figure is from the manufacturer's published specification: jacuzzipartners.com. Manufacturer handbook. Average fill 450 gal; full spa volume 560 gal. Seats 6-7. Capacities vary with how high you fill and with seats and footwell; confirm against your own manual or a metered fill when precision matters.