Intex PureSpa SB-HSWF10 User Manual

353
PO
S AVE THESE INSTRUCTIONS
(353PO) SPA ENGLISH 7.5” X 10.3” PANTONE 295U 02/03/2023
English
Page 23
SPA WATER CHEMISTRY AND BALANCE (continued)
Lowering Total Alkalinity
Amount of Sodium Bisulfate to lower Total Alkalinity
Raising Total Alkalinity
Amount of Sodium Bicarbonate to raise Total Alkalinity
Amount of Muriatic Acid to lower Total Alkalinity
(Muriatic acid: 31.45%)
pH Adjustment
After the total alkalinity has been lowered to 120 ppm or raised to 80 ppm and the pH is still high or low, you
can adjust it using the following chart.
Lowering pH
Lowering pH Using Muriatic Acid
Lowering pH Using Sodium Bisulfate
Desired level 60 ppm 80 ppm 100 ppm 120 ppm 140 ppm
Volume:
210 gal / 795 L
0.269 Lb 0.358 Lb 0.448 Lb 0.528 Lb 0.627 Lb
121 g 161 g 202 g 238 g 283 g
Volume:
290 gal / 1098 L
0.368 Lb 0.492 Lb 0.614 Lb 0.737 Lb 0.860 Lb
168 g 224 g 279 g 335 g 391 g
Desired level 60 ppm 80 ppm 100 ppm 120 ppm 140 ppm
Volume:
210 gal / 795 L
0.101 qt 0.135 qt 0.169 qt 0.202 qt 0.234 qt
96 mL 128 mL 160 mL 192 mL 223 mL
Volume:
290 gal / 1098 L
0.139 qt 0.185 qt 0.232 qt 0.278 qt 0.324 qt
132 mL 176 mL 220 mL 264 mL 308 mL
Desired level 20 ppm 40 ppm 60 ppm 80 ppm
Volume:
210 gal / 795 L
0.059 Lb 0.118 Lb 0.178 Lb 0.237 Lb
27 g 53 g 80 g 107 g
Volume:
290 gal / 1098 L
0.081 Lb 0.162 Lb 0.244 Lb 0.326 Lb
37 g 74 g 111 g 148 g
Volume 210 gal (795 L) 290 gal (1098 L)
Total Alkalinity 120 ppm 80 ppm 120 ppm 80 ppm
From→To
8.4→7.2
0.028 qt 0.018 qt 0.038 qt 0.025 qt
26 mL 18 mL 36 mL 24 mL
7.8→7.2
0.019 qt 0.013 qt 0.026 qt 0.017 qt
18 mL 12 mL 22 mL 16 mL
Volume 210 gal (795 L) 290 gal (1098 L)
Total Alkalinity 120 ppm 80 ppm 120 ppm 80 ppm
From→To
8.4→7.2
0.071 Lb 0.047 Lb 0.095 Lb 0.063 Lb
32 g 21 g 43 g 29 g
7.8→7.2
0.047 Lb 0.032 Lb 0.064 Lb 0.043 Lb
21 g 14 g 29 g 20 g

Intex PureSpa SB-HSWF10 Specifications

General

Brand	Intex
Model	PureSpa SB-HSWF10
Category	Hot Tub
Language	English