Nordic Crown XL
Quick answer
The Nordic Crown XL holds about 330 gallons of water and measures 84 diameter x 38.5 inches, seating up to 6. Full of water and people it weighs roughly 4,262 lb.
- Water volume330 gal
- TypeHard-shell
- Dimensions (in)84 diameter x 38.5
- Seats6
- Water weight2,752 lb
- Empty weight400 lb
Chemical doses for about 330 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 | 0.79 oz |
| Raise free chlorine +3 ppm | dichlor granules | 0.24 oz |
| Raise bromine +3 ppm | bromine granules | 0.22 oz |
| Chlorine shock (+10 ppm) | dichlor | 0.79 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 Crown XL weigh?
Empty, the NordicCrown XL weighs about 400 lb. Its 330 gallons of water add about 2,752 lb, and 6 bathers add roughly 1,110 lb more, for a loaded total near 4,262 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 330 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 330 gallon figure is from the manufacturer's published specification: www.nordichottubs.com. Manufacturer site. Classic Series, round. 84 in diameter, 38.5 in deep. Up to 6 adults. Capacities vary with how high you fill and with seats and footwell; confirm against your own manual or a metered fill when precision matters.