Raises total alkalinity in hot tubs.
Shipping & Returns
Additional items you may be interested in.
Serena Spa Cover Rejuvenator
$12.99
Baquacil Oxidizer
$26.99
Frog Pool & Spa Test Strips
Baquacil Sanitizer and Algistat
$59.99
Serena Spa pH Down
$11.99
Serena Spa Spa gloss
$13.49
Serena Spa borate Plus
$14.99
Serena Spa Stain & Scale
Serena Spa Cartridge Cleaner
Scum Bug
$20.99
Serena Spa Spa Recovery
$8.99
