Skip to content
Hot Tubs
View All Hot Tubs
Shop by Brand
Jacuzzi® Hot Tubs
Nordic Hot Tubs™
Shop by Size
2 – 3 Seats
4 – 5 Seats
5 – 6 Seats
6+ Seats
Shop by Price
$$
$$$
$$$$
$$$$$
Features
Jacuzzi® Hot Tubs Features
Nordic Hot Tubs™ Features
Accessories
Build & Price
Financing
Health Benefits
Spa Frog Products
Hot Tub Videos
Installation Gallery
Backyard Life
Swim Spas
Hydropool Swim Spas
Buyers Guides
Financing
Swim Spa Videos
Pools
View All
Shop by Brand
Doughboy Pools
Radiant Pools
Embassy Pools
Shop By Type
ABOVE-GROUND POOLS
Semi in-ground pools
In-Ground Pools
Liners
Radiant Pools Liners
Doughboy Pools Liners
Water Care Products
Construction Process
Deep End Difference
Pool Accessories
Build & Price
Pool Financing
Pool Videos
Gallery
Buyers Guide
Frog Products
HOT TUB Repair & Service
Request Service
Liner Replacement
Owner Resources
FAQs
Buyers Guides
Contact
Our Locations
Kingsville MD
Reisterstown MD
Shrewsbury PA
About
Reviews
Testimonials
Blog
Menu
Hot Tubs
View All Hot Tubs
Shop by Brand
Jacuzzi® Hot Tubs
Nordic Hot Tubs™
Shop by Size
2 – 3 Seats
4 – 5 Seats
5 – 6 Seats
6+ Seats
Shop by Price
$$
$$$
$$$$
$$$$$
Features
Jacuzzi® Hot Tubs Features
Nordic Hot Tubs™ Features
Accessories
Build & Price
Financing
Health Benefits
Spa Frog Products
Hot Tub Videos
Installation Gallery
Backyard Life
Swim Spas
Hydropool Swim Spas
Buyers Guides
Financing
Swim Spa Videos
Pools
View All
Shop by Brand
Doughboy Pools
Radiant Pools
Embassy Pools
Shop By Type
ABOVE-GROUND POOLS
Semi in-ground pools
In-Ground Pools
Liners
Radiant Pools Liners
Doughboy Pools Liners
Water Care Products
Construction Process
Deep End Difference
Pool Accessories
Build & Price
Pool Financing
Pool Videos
Gallery
Buyers Guide
Frog Products
HOT TUB Repair & Service
Request Service
Liner Replacement
Owner Resources
FAQs
Buyers Guides
Contact
Our Locations
Kingsville MD
Reisterstown MD
Shrewsbury PA
About
Reviews
Testimonials
Blog
Home
/
Shop
/
Chemicals
/
Water Care
/ Calcium Hardness Increaser 1-QT
Calcium Hardness Increaser 1-QT
Increases water hardness to minimize corrosion. A must have for those using softened water.
SKU
JCC 2473-129
Categories
Chemicals
,
Shop
,
Water Care
Tag
Hot Tub
Additional information
Additional Information
Related products
Chemicals
Gallon Liquid Peroxide
View Details
Chemicals
Chlorinating Granules 2-LB
View Details
Chemicals
PH / Alkalinity Down 2.5-LB
View Details
Chemicals
Metal Gone 1-PT
View Details
🎄 Holiday Hours 🎄
Closed: December 20th - 26th
Open: December 27th (10am - 5pm) & December 28th (10am - 4pm)
Closed: December 30th - January 1st
Reopen: January 2nd, 2025 with regular hours
Wishing you a joyful holiday season! 🎉