Pool Calcium(254)
Uses item details. Price when purchased online
Leisure Pool Calcium Hardness Increaser (Calcium Chloride 83-87%) - 25 lb. Pail $74.99
Sponsored
$7499
current price $74.99Leisure Pool Calcium Hardness Increaser (Calcium Chloride 83-87%) - 25 lb. Pail
Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail $119.99
Sponsored
$11999
current price $119.99Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail
AquaDoc Spa Calcium Hardness Increaser Hot Tub Owners Rely on, Calcium Increaser Spa Hardness Increaser & Calcium Booster for Hot Tubs, Spa Calcium Increaser & Hot Tub water hardener Spa Chemicals $15.99 Was $19.99
Sponsored
Now$1599
current price Now $15.99, Was $19.99$19.99
AquaDoc Spa Calcium Hardness Increaser Hot Tub Owners Rely on, Calcium Increaser Spa Hardness Increaser & Calcium Booster for Hot Tubs, Spa Calcium Increaser & Hot Tub water hardener Spa Chemicals
24.5 out of 5 Stars. 2 reviews
50+ bought since yesterday HTH Pool Care Shock Advanced — Granules, 12 Pack (1 lb each) — Pool Shock Treatment for Weekly Pool Sanitizing From $4.81
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From$481
HTH Pool Care Shock Advanced — Granules, 12 Pack (1 lb each) — Pool Shock Treatment for Weekly Pool Sanitizing
75944.6 out of 5 Stars. 7594 reviews
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Clorox Pool&Spa Calcium Increaser Pool Water Balancers Granules, 4 lb Bag From $11.82
2 options
Available in additional 2 optionsFrom$1182
Clorox Pool&Spa Calcium Increaser Pool Water Balancers Granules, 4 lb Bag
4494.6 out of 5 Stars. 449 reviews
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HTH Pool Care Calcium Hardness Increaser — Granules, 4 lb — Pool Chemical to Raise Calcium Hardness and Improve Water Balance
HTH Pool Care Calcium Hardness Increaser — Granules, 4 lb — Pool Chemical to Raise Calcium Hardness and Improve Water Balance
1684.9 out of 5 Stars. 168 reviews
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Clorox Pool&Spa Calcium Hardness Increaser, 5 lbs (For Pool Use) $25.03
$2503
current price $25.03Clorox Pool&Spa Calcium Hardness Increaser, 5 lbs (For Pool Use)
334.3 out of 5 Stars. 33 reviews
In The Swim Calcium Hardness Increaser 25 lbs Y7210 From $59.99
2 options
Available in additional 2 optionsFrom$5999
In The Swim Calcium Hardness Increaser 25 lbs Y7210
664.7 out of 5 Stars. 66 reviews
Pacifi Clear Calcium Hardness Increaser Granules - Pool Water Balancer - 25 Lbs $49.99
$4999
current price $49.99Pacifi Clear Calcium Hardness Increaser Granules - Pool Water Balancer - 25 Lbs
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
104.4 out of 5 Stars. 10 reviews
Versachlor 1" Tablets, 68% Available Calcium Hypochlorite - 37.5 lb. Pai $224.99
Sponsored
$22499
current price $224.99Versachlor 1" Tablets, 68% Available Calcium Hypochlorite - 37.5 lb. Pai
DryTec Calcium Hypochlorite (Pulsar) Briquettes - 50 lb. Pail $329.99
Sponsored
$32999
current price $329.99DryTec Calcium Hypochlorite (Pulsar) Briquettes - 50 lb. Pail
Aqua Joe 40 lb Bag Fast Dissolving Pool and Spa Salt for Chlorine Generators, AJ-PS40 From $29.97
2 options
Available in additional 2 optionsFrom$2997
Aqua Joe 40 lb Bag Fast Dissolving Pool and Spa Salt for Chlorine Generators, AJ-PS40
Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail $119.99
$11999
current price $119.99Leisure Pool Calcium Hardness Increaser (Calcium Chloride, Flakes) | 50 lb. Pail
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
334.7 out of 5 Stars. 33 reviews
Leisure Pool Calcium Hardness Increaser (Calcium Chloride 83-87%) - 25 lb. Pail $74.99
$7499
current price $74.99Leisure Pool Calcium Hardness Increaser (Calcium Chloride 83-87%) - 25 lb. Pail
ProTeam Calcium Up 10lb Bucket Calcium Hardness Increaser in Swimming Pool & Spa $33.38
$3338
current price $33.38ProTeam Calcium Up 10lb Bucket Calcium Hardness Increaser in Swimming Pool & Spa
15 out of 5 Stars. 1 reviews
Puri Tech Powder Pool Chemicals 25 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $47.99
$4799
current price $47.99Puri Tech Powder Pool Chemicals 25 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
154.7 out of 5 Stars. 15 reviews
Robelle Calcium Hardness Increaser 8 Lbs
Robelle Calcium Hardness Increaser 8 Lbs
24.5 out of 5 Stars. 2 reviews
Quality Producer Direct Calcium Hardness Increaser 1 Gallon Calcium Chloride Powder for Pools & Hot Tubs $26.99
$2699
current price $26.99Quality Producer Direct Calcium Hardness Increaser 1 Gallon Calcium Chloride Powder for Pools & Hot Tubs
Innovative Water Care Global Corporation CCH Endurance 3 Inch Calcium Hypochlorite Tabs, 25 lbs. 23227 $167.86
Sponsored
$16786
current price $167.86Innovative Water Care Global Corporation CCH Endurance 3 Inch Calcium Hypochlorite Tabs, 25 lbs. 23227
HTH Brilliance Cal Hypo Chlorine Tablets for Swimming Pools, Chlorine Pool Chemicals, 4.75lb $40.47 Was $54.66 53.3 ¢/oz
Sponsored
Now$4047
current price Now $40.47, Was $54.66$54.66
53.3 ¢/oz
HTH Brilliance Cal Hypo Chlorine Tablets for Swimming Pools, Chlorine Pool Chemicals, 4.75lb
2964 out of 5 Stars. 296 reviews
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68% Calcium Hypochlorite Pool Shock for Swimming Pools - Chlorine Granules Swimming Pool Shock 50 lbs Bucket - Pool Chlorine for Inground and Above Ground Pool Treatment, Saltwater (50lbs) $239.00
$23900
current price $239.0068% Calcium Hypochlorite Pool Shock for Swimming Pools - Chlorine Granules Swimming Pool Shock 50 lbs Bucket - Pool Chlorine for Inground and Above Ground Pool Treatment, Saltwater (50lbs)
Rx Clear Calcium Hardness Increaser for Swimming Pools, 25 lbs
Rx Clear Calcium Hardness Increaser for Swimming Pools, 25 lbs
664.7 out of 5 Stars. 66 reviews
Calcium Hardness Increaser $14.58 69.5 ¢/ea
$1458
current price $14.5869.5 ¢/ea
Calcium Hardness Increaser
115 out of 5 Stars. 11 reviews
ProTeam Calcium Up 25 lb Bucket Calcium Hardness Increaser for Swimming Pools $57.11
$5711
current price $57.11ProTeam Calcium Up 25 lb Bucket Calcium Hardness Increaser for Swimming Pools
15 out of 5 Stars. 1 reviews
Taylor Technologies R-0010-C Calcium Buffer 2 OZ, Model: R-0010-C, Home & Garden Store $9.15 Was $13.00 $11.30/lb
Now$915
current price Now $9.15, Was $13.00$13.00
$11.30/lb
Taylor Technologies R-0010-C Calcium Buffer 2 OZ, Model: R-0010-C, Home & Garden Store
Dive Rite in Calcium Hardness Increaser- 25 lb $41.99
$4199
current price $41.99Dive Rite in Calcium Hardness Increaser- 25 lb
24.5 out of 5 Stars. 2 reviews
Poolife Calcium Plus ( 8 lb ) $17.99 Was $25.65
Now$1799
current price Now $17.99, Was $25.65$25.65
Poolife Calcium Plus ( 8 lb )
15 out of 5 Stars. 1 reviews
O-ACE-sis TF086025025OAC Granule Non Chlorine Calcium Hardness Increaser 25 lbs. $53.77
$5377
current price $53.77O-ACE-sis TF086025025OAC Granule Non Chlorine Calcium Hardness Increaser 25 lbs.
25 out of 5 Stars. 2 reviews
MAV AquaDoc Pool Calcium Hardness Increaser - 5lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA $25.99
Sponsored
$2599
current price $25.99MAV AquaDoc Pool Calcium Hardness Increaser - 5lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA
15 out of 5 Stars. 1 reviews
Mav AquaDoc Spa Stain and Scale Control for Hot Tubs, Scale Metal and Stain Control for Hot Tubs, Prevent & Remove Stains in Hot Tubs with Our Hot Tub Water Softener & Spa Descaler Chemical 32oz $30.00 Was $37.79
Sponsored
Now$3000
current price Now $30.00, Was $37.79$37.79
Mav AquaDoc Spa Stain and Scale Control for Hot Tubs, Scale Metal and Stain Control for Hot Tubs, Prevent & Remove Stains in Hot Tubs with Our Hot Tub Water Softener & Spa Descaler Chemical 32oz
15 out of 5 Stars. 1 reviews
Spa Essentials Calcium Hardness Increaser (12 oz) From $14.98
4 options
Available in additional 4 optionsFrom$1498
Spa Essentials Calcium Hardness Increaser (12 oz)
WATER TECHNIQUES F081004032PC 4Lb Calcium Increaser $25.79
$2579
current price $25.79WATER TECHNIQUES F081004032PC 4Lb Calcium Increaser
Puri Tech Powder Pool Chemicals 10 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas $28.58
$2858
current price $28.58Puri Tech Powder Pool Chemicals 10 lb Calcium Hardness Increaser Plus for Swimming Pools & Spas
hth Calcium Hardness Increaser, 4 Lb. $24.20 Was $29.99
Now$2420
current price Now $24.20, Was $29.99$29.99
hth Calcium Hardness Increaser, 4 Lb.
Dry Tec 68% Calcium Hypochlorite Granular Swimming Pool Shock - 1 lb From $14.90
2 options
Available in additional 2 optionsFrom$1490
Dry Tec 68% Calcium Hypochlorite Granular Swimming Pool Shock - 1 lb
274.7 out of 5 Stars. 27 reviews
Qualco NUA71725 25 lbs Basic Calcium Hardness $52.19
$5219
current price $52.19Qualco NUA71725 25 lbs Basic Calcium Hardness
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
23 out of 5 Stars. 2 reviews
Arch Chemical 61317 4 lbs. Calcium Plus- Pack of 3 $32.30
$3230
current price $32.30Arch Chemical 61317 4 lbs. Calcium Plus- Pack of 3
DryTec Calcium Hypochlorite (Pulsar) Briquettes - 50 lb. Pail $329.99
$32999
current price $329.99DryTec Calcium Hypochlorite (Pulsar) Briquettes - 50 lb. Pail
Puri Tech Powder Pool Chemicals 20 lb Calcium Hardness Increaser Plus for Pools & Spas $37.26
$3726
current price $37.26Puri Tech Powder Pool Chemicals 20 lb Calcium Hardness Increaser Plus for Pools & Spas
124.8 out of 5 Stars. 12 reviews
Puri Tech Powder Chemicals Calcium Hardness Increaser & Stabilizer Conditioner, 25 lb Each $98.84
$9884
current price $98.84Puri Tech Powder Chemicals Calcium Hardness Increaser & Stabilizer Conditioner, 25 lb Each
Sirona 82148 Calcium Booster, 1 LB Includes My Garden Pool 20 Ct. Test Strips & Scum Sponge Boosts Water Hardness, Prevents Corrosion & Ensures Balanced, Clear Water $21.99
$2199
current price $21.99Sirona 82148 Calcium Booster, 1 LB Includes My Garden Pool 20 Ct. Test Strips & Scum Sponge Boosts Water Hardness, Prevents Corrosion & Ensures Balanced, Clear Water
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
Puri Tech Powder Chemical 20 lb Calcium Hardness Increaser & 20 lb Alkalinity Increaser for Swimming Pools $64.67
$6467
current price $64.67Puri Tech Powder Chemical 20 lb Calcium Hardness Increaser & 20 lb Alkalinity Increaser for Swimming Pools
HTH Brilliance Cal Hypo Chlorine Tablets for Swimming Pools, Chlorine Pool Chemicals, 4.75lb $40.47 Was $54.66 53.3 ¢/oz
Now$4047
current price Now $40.47, Was $54.66$54.66
53.3 ¢/oz
HTH Brilliance Cal Hypo Chlorine Tablets for Swimming Pools, Chlorine Pool Chemicals, 4.75lb
2964 out of 5 Stars. 296 reviews
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MAV AquaDoc Pool Calcium Hardness Increaser - 5lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA $25.99
$2599
current price $25.99MAV AquaDoc Pool Calcium Hardness Increaser - 5lb - Fast-Dissolving Calcium Chloride for Swimming Pools - Made in The USA
15 out of 5 Stars. 1 reviews
Doheny's 68% Cal-Hypo Pool Shock, Fast-Dissolving Granular Chlorine, 12 x 1 lb Bags From $39.99
3 options
Available in additional 3 optionsFrom$3999
Doheny's 68% Cal-Hypo Pool Shock, Fast-Dissolving Granular Chlorine, 12 x 1 lb Bags
14 out of 5 Stars. 1 reviews
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
6944.5 out of 5 Stars. 694 reviews
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