18,000 Gallon Dose
18,000 Gallon Pool Salt Calculator
For an 18,000-gallon pool starting from fresh water, add 480.4 lbs of pool salt, which equals 12 bags of 40-lb pool salt for a 3,200 PPM target.
Adjust Pool Parameters
Required Salt Dose
40-lb Salt Bags
0 Bags
0 lbs of pool salt
Kilograms (kg)
0 kg
20kg Bags
0 Bags
Total Gallons
0
Chemical Addition Protocol
1
Turn off salt chlorinator (SWG) cell for 24 hours while salt dissolves.
2
Scatter salt bags evenly around the perimeter deep end. Never dump in skimmer.
3
Brush floor with pool brush until dissolved; run pump continuously for 24 hours.
Salt Dose by Starting Salinity Level
| Current Salt PPM | PPM Needed | Total Salt (lbs) | 40-lb Bags Needed | Total Salt (kg) |
|---|
Frequently Asked Questions
How many bags of salt do I need for an 18,000-gallon pool?
You need 12 bags of 40-lb salt (480 lbs) from zero salinity, or 1 bag for every 267 PPM increase.