Pool Calcium(286)
Uses item details. Price when purchased online
Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail $113.99
Sponsored
$11399
current price $113.99Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail
Doheny's Super Pool Shock, Pro-Grade 68% Cal-Hypo Granular Chlorine, Quick-Dissolving, Kills Algae & Bacteria, 12 x 1 lb Bags From $39.99
Sponsored
From$3999
Doheny's Super Pool Shock, Pro-Grade 68% Cal-Hypo Granular Chlorine, Quick-Dissolving, Kills Algae & Bacteria, 12 x 1 lb Bags
15934.7 out of 5 Stars. 1593 reviews
EasyCare 20064 Scaletec Plus Pool Descaler & Stain Remover 64 oz + QueBuy Pool Log Book $51.97
Sponsored
$5197
current price $51.97EasyCare 20064 Scaletec Plus Pool Descaler & Stain Remover 64 oz + QueBuy Pool Log Book
33.3 out of 5 Stars. 3 reviews
Puri Tech Powder Pool Chemicals 25 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $43.99
Sponsored
$4399
current price $43.99Puri Tech Powder Pool Chemicals 25 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
174.7 out of 5 Stars. 17 reviews
Overall pick Clorox Pool&Spa Calcium Increaser Pool Water Balancers Granules, 4 lb Bag From $12.54
2 options
Available in additional 2 optionsFrom$1254
Clorox Pool&Spa Calcium Increaser Pool Water Balancers Granules, 4 lb Bag
5694.6 out of 5 Stars. 569 reviews
HTH Pool Care Calcium Hardness Increaser — Granules, 4 lb — Pool Chemical to Raise Calcium Hardness and Improve Water Balance Was $15.99
HTH Pool Care Calcium Hardness Increaser — Granules, 4 lb — Pool Chemical to Raise Calcium Hardness and Improve Water Balance
1894.8 out of 5 Stars. 189 reviews
Puri Tech Powder Pool Chemicals 25 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $43.99
$4399
current price $43.99Puri Tech Powder Pool Chemicals 25 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
174.7 out of 5 Stars. 17 reviews
Doheny's Calcium Plus Hardness Increaser for Swimming Pools, Pro-Grade Granular Calcium Chloride, Prevents Corrosion & Staining, 25 lb From $26.99
3 options
Available in additional 3 optionsFrom$2699
Doheny's Calcium Plus Hardness Increaser for Swimming Pools, Pro-Grade Granular Calcium Chloride, Prevents Corrosion & Staining, 25 lb
704.6 out of 5 Stars. 70 reviews
In The Swim Calcium Hardness Increaser For Swimming Pools - Fast-Acting, Scale Prevention - 94% Calcium Chloride - 45 Pounds Y7220 From $59.99
2 options
Available in additional 2 optionsFrom$5999
In The Swim Calcium Hardness Increaser For Swimming Pools - Fast-Acting, Scale Prevention - 94% Calcium Chloride - 45 Pounds Y7220
844.7 out of 5 Stars. 84 reviews
Poolife Calcium Plus ( 8 lb ) $17.99
$1799
current price $17.99Poolife Calcium Plus ( 8 lb )
25 out of 5 Stars. 2 reviews
Puri Tech Powder Pool Chemicals 50 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $65.90
Sponsored
$6590
current price $65.90Puri Tech Powder Pool Chemicals 50 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
124.3 out of 5 Stars. 12 reviews
AquaDoc Pool & Spa Stain and Scale Control for Hot Tubs - 64oz - Pool Stain Remover that Helps Prevent & Remove Calcium, Iron, Copper & Rust Buildup - Made in USA $39.99
Sponsored
$3999
current price $39.99AquaDoc Pool & Spa Stain and Scale Control for Hot Tubs - 64oz - Pool Stain Remover that Helps Prevent & Remove Calcium, Iron, Copper & Rust Buildup - Made in USA
44 out of 5 Stars. 4 reviews
Puri Tech Powder Pool Chemicals 50 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $65.90
$6590
current price $65.90Puri Tech Powder Pool Chemicals 50 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
124.3 out of 5 Stars. 12 reviews
Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail $113.99
$11399
current price $113.99Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail
Rx Clear Calcium Hardness Increaser for Swimming Pools, 4 lbs From $21.95
3 options
Available in additional 3 optionsFrom$2195
Rx Clear Calcium Hardness Increaser for Swimming Pools, 4 lbs
664.7 out of 5 Stars. 66 reviews
Top rated for algae control HTH Brilliance Cal Hypo Chlorine Tablets for Swimming Pools, Chlorine Pool Chemicals, 4.75lb $51.41 Was $66.99
Now$5141
current price Now $51.41, Was $66.99$66.99
HTH Brilliance Cal Hypo Chlorine Tablets for Swimming Pools, Chlorine Pool Chemicals, 4.75lb
4164.2 out of 5 Stars. 416 reviews
ProTeam Calcium Up 10lb Bucket Calcium Hardness Increaser in Swimming Pool & Spa $29.95
$2995
current price $29.95ProTeam Calcium Up 10lb Bucket Calcium Hardness Increaser in Swimming Pool & Spa
25 out of 5 Stars. 2 reviews
In 50+ people's carts 12 x 1 lb. Bags - Pool Shock - In The Swim 25235 12X1 From $39.99
5 options
Available in additional 5 optionsFrom$3999
12 x 1 lb. Bags - Pool Shock - In The Swim 25235 12X1
9484.5 out of 5 Stars. 948 reviews
100+ bought since yesterday Clorox Pool&Spa Scale, Metal and Stain Control for Swimming Pools, 32 oz Liquid Swimming Pool Stain Remover From $17.38
2 options
Available in additional 2 optionsFrom$1738
Clorox Pool&Spa Scale, Metal and Stain Control for Swimming Pools, 32 oz Liquid Swimming Pool Stain Remover
8404.5 out of 5 Stars. 840 reviews
Puri Tech Powder Pool Chemicals 15 lb Calcium Hardness Increaser Plus & Spas Increases Calcium Hardness Levels $28.60
$2860
current price $28.60Puri Tech Powder Pool Chemicals 15 lb Calcium Hardness Increaser Plus & Spas Increases Calcium Hardness Levels
33.7 out of 5 Stars. 3 reviews
AquaDoc Spa Calcium Hardness Increaser - 32 oz - Calcium Chloride Granules for Balanced Hot Tub Water - Made in USA $28.99
Sponsored
$2899
current price $28.99AquaDoc Spa Calcium Hardness Increaser - 32 oz - Calcium Chloride Granules for Balanced Hot Tub Water - Made in USA
In The Swim Calcium Hardness Increaser For Swimming Pools - Fast-Acting, Scale Prevention - 94% Calcium Chloride - 45 Pounds Y7220 From $59.99
Sponsored
From$5999
In The Swim Calcium Hardness Increaser For Swimming Pools - Fast-Acting, Scale Prevention - 94% Calcium Chloride - 45 Pounds Y7220
844.7 out of 5 Stars. 84 reviews
O-ACE-sis TF086025025OAC Granule Non Chlorine Calcium Hardness Increaser 25 lbs. $64.22
$6422
current price $64.22O-ACE-sis TF086025025OAC Granule Non Chlorine Calcium Hardness Increaser 25 lbs.
25 out of 5 Stars. 2 reviews
2K+ bought since yesterday HTH Pool Care Shock Advanced — Granules, 1 lb — Pool Shock Treatment for Weekly Use From $6.14
3 options
Available in additional 3 optionsFrom$614
HTH Pool Care Shock Advanced — Granules, 1 lb — Pool Shock Treatment for Weekly Use
105254.6 out of 5 Stars. 10525 reviews
Puri Tech Powder Calcium Hardness Increaser 40 lbs Calcium Chloride for Swimming Pools $65.88
$6588
current price $65.88Puri Tech Powder Calcium Hardness Increaser 40 lbs Calcium Chloride for Swimming Pools
384.7 out of 5 Stars. 38 reviews
Puri Tech Powder Pool Chemicals 20 lb Calcium Hardness Increaser Plus for Pools & Spas $47.99
$4799
current price $47.99Puri Tech Powder Pool Chemicals 20 lb Calcium Hardness Increaser Plus for Pools & Spas
144.8 out of 5 Stars. 14 reviews
Puri Tech Powder Chemicals 5 lb Calcium Hardness Increaser & 5 lb Alkalinity Increaser Kit for Pools & Spas $26.10
$2610
current price $26.10Puri Tech Powder Chemicals 5 lb Calcium Hardness Increaser & 5 lb Alkalinity Increaser Kit for Pools & Spas
Pacifi Clear Calcium Hardness Increaser Granules - Pool Water Balancer - 25 Lbs $56.09
$5609
current price $56.09Pacifi Clear Calcium Hardness Increaser Granules - Pool Water Balancer - 25 Lbs
Puri Tech Powder Pool Chemicals 10 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $34.99
$3499
current price $34.99Puri Tech Powder Pool Chemicals 10 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
LayorCare Heavy Calcium Releaser - Removes Calcium Build Up on Pool Tile, Stone, Decks - 32 Fl Oz
LayorCare Heavy Calcium Releaser - Removes Calcium Build Up on Pool Tile, Stone, Decks - 32 Fl Oz
FROG SooTHe Calcium Total Hardness Increaser for Hot Tubs & Swim Spas - 2 lb Bottle with TruDose Measuring Cap for Easy Maintenance & Balancing - 1 Pack From $13.95
Sponsored
From$1395
FROG SooTHe Calcium Total Hardness Increaser for Hot Tubs & Swim Spas - 2 lb Bottle with TruDose Measuring Cap for Easy Maintenance & Balancing - 1 Pack
Puri Tech Powder Calcium Hardness Increaser 40 lbs Calcium Chloride for Swimming Pools $65.88
Sponsored
$6588
current price $65.88Puri Tech Powder Calcium Hardness Increaser 40 lbs Calcium Chloride for Swimming Pools
384.7 out of 5 Stars. 38 reviews
Robelle Calcium Hardness Increaser -16 Lbs
2 options
Available in additional 2 optionsRobelle Calcium Hardness Increaser -16 Lbs
15 out of 5 Stars. 1 reviews
Pool Shock - Aqua-Org Plus - Calcium Hypochlorite 50 lbs Bucket
4 options
Available in additional 4 optionsPool Shock - Aqua-Org Plus - Calcium Hypochlorite 50 lbs Bucket
834.1 out of 5 Stars. 83 reviews
MAV AquaDoc Pool Calcium Hardness Increaser - 5lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA $30.99
$3099
current price $30.99MAV AquaDoc Pool Calcium Hardness Increaser - 5lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA
35 out of 5 Stars. 3 reviews
AquaDoc Pool & Spa Stain and Scale Control for Hot Tubs - 64oz - Pool Stain Remover that Helps Prevent & Remove Calcium, Iron, Copper & Rust Buildup - Made in USA $39.99
$3999
current price $39.99AquaDoc Pool & Spa Stain and Scale Control for Hot Tubs - 64oz - Pool Stain Remover that Helps Prevent & Remove Calcium, Iron, Copper & Rust Buildup - Made in USA
44 out of 5 Stars. 4 reviews
Doheny's Super Pool Shock, Pro-Grade 68% Cal-Hypo Granular Chlorine, Quick-Dissolving, Kills Algae & Bacteria, 12 x 1 lb Bags From $39.99
3 options
Available in additional 3 optionsFrom$3999
Doheny's Super Pool Shock, Pro-Grade 68% Cal-Hypo Granular Chlorine, Quick-Dissolving, Kills Algae & Bacteria, 12 x 1 lb Bags
15934.7 out of 5 Stars. 1593 reviews
Baquacil Calcium Hardness Increaser ( 3.5 lb ) $12.99
$1299
current price $12.99Baquacil Calcium Hardness Increaser ( 3.5 lb )
ProTeam Calcium Up 25 lb Bucket Calcium Hardness Increaser for Swimming Pools $61.86
$6186
current price $61.86ProTeam Calcium Up 25 lb Bucket Calcium Hardness Increaser for Swimming Pools
15 out of 5 Stars. 1 reviews
Taylor Water Technologies TTR0011LA Taylor No. 11 Calcium Liquid $21.51
$2151
current price $21.51Taylor Water Technologies TTR0011LA Taylor No. 11 Calcium Liquid
Pool Acid Set for Chlorinator Systems Removes Calcium Deposits $11.77
$1177
current price $11.77Pool Acid Set for Chlorinator Systems Removes Calcium Deposits
AquaDoc Spa Calcium Hardness Increaser - 32 oz - Calcium Chloride Granules for Balanced Hot Tub Water - Made in USA $28.99
$2899
current price $28.99AquaDoc Spa Calcium Hardness Increaser - 32 oz - Calcium Chloride Granules for Balanced Hot Tub Water - Made in USA
JJJACHLOR Pool Calcium Hardness Increaser 10 LB Bucket, Fast-Dissolving Calcium Chloride for Swimming Pools $25.99
$2599
current price $25.99JJJACHLOR Pool Calcium Hardness Increaser 10 LB Bucket, Fast-Dissolving Calcium Chloride for Swimming Pools
hth Calcium Hardness Increaser $23.70
$2370
current price $23.70hth Calcium Hardness Increaser
MAV AquaDoc Pool Calcium Hardness Increaser - 10lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA $40.99
$4099
current price $40.99MAV AquaDoc Pool Calcium Hardness Increaser - 10lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA
25 out of 5 Stars. 2 reviews
Aqua Basics Calcium Hardness Increaser (4 LB Pouch) $15.99
$1599
current price $15.99Aqua Basics Calcium Hardness Increaser (4 LB Pouch)
15 out of 5 Stars. 1 reviews
Products - Calcium Releaser - Quart Trigger Spray, 32 FL OZ - Pool Tile Cleaner Calcium Remover, Safe on Glass, Porcelain, and Ceramic Surfaces - Calcium Cleaner - Tile and Grout Cleaner $36.99
$3699
current price $36.99Products - Calcium Releaser - Quart Trigger Spray, 32 FL OZ - Pool Tile Cleaner Calcium Remover, Safe on Glass, Porcelain, and Ceramic Surfaces - Calcium Cleaner - Tile and Grout Cleaner
Calcium Hardness Increaser $14.38 68.6 ¢/ea
$1438
current price $14.3868.6 ¢/ea
Calcium Hardness Increaser
125 out of 5 Stars. 12 reviews
Taylor Water Technologies Taylor No. 11 Liquid Calcium $23.95
$2395
current price $23.95Taylor Water Technologies Taylor No. 11 Liquid Calcium
EZ Spa Calcium Hardness Increaser 1lb EZSC1 $17.82
$1782
current price $17.82EZ Spa Calcium Hardness Increaser 1lb EZSC1
25 out of 5 Stars. 2 reviews
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