Serena Spa Alkalinity | Calypso Blue

Serena Spa Alkalinity

Raises total alkalinity in hot tubs.

Shipping & Returns

Product image 1

$10.99

Serena Spa Alkalinity—

$10.99

Transform your outdoor living space into a personal oasis. Calypso Blue specializes in premium pool and spa solutions — from installation to maintenance.

Categories

Pool
Spa

© 2026 Calypso Blue Pool & Spa. All rights reserved.

Powered by&

$10.99

Serena Spa Alkalinity—

$10.99

Additional items you may be interested in.

Serena Spa pH Down

$11.99

Serena Spa Spa gloss

$13.49

Baquacil Oxidizer

$26.99

Scum Bug

$20.99

Baquacil Sanitizer and Algistat

$59.99

Serena Spa Stain & Scale

$12.99

Serena Spa Cartridge Cleaner

$14.99

Serena Spa Spa Recovery

$8.99

Serena Spa borate Plus

$14.99

Frog Pool & Spa Test Strips

$12.99

Serena Spa Cover Rejuvenator

$12.99