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16% OffIn The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms - 50 PoundsIn The Swim 
Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 50 Pound PailAQUA-ORG PLUS- Best Value
20% OffZappit 73% Super Strength Pro Pool Shock 50 LB Bucket, 70% Available Chlorine 
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)POOL SHARK
In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water
Zappit 73 Dry Chlorinating Granules for Swimming Pools (50 lb)ZAPPIT
16% OffPro-Grade Chlorine Pool Shock, 68% Cal-Hypo Granular Sanitizer, Prevents Bacteria & Algae, Restores Crystal Clear Water - Shock Treatment, Swimming Pool Chemical - 50LbPOOLACC-
Zappit 73% Super Strength Pool Shock 50 LB Bucket 70% Chlorine Availability
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Super Shockwave Pool Shock – 73% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms - 25 PoundsEZ POOLS
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16% OffIn The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water
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19% OffIn The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 50 PoundsIn The Swim
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Doheny's Super Pool Shock | Pro-Grade Chlorine Shock, Quick-Dissolving, Fast-Acting 68% Cal-Hypo Granular Pool Shock | 24 x 1lb Bags, Proudly Made in The USADoheny's
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Zappit 73% Super Strength Pro Pool Shock 50 LB Bucket, 70% Available Chlorine
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In The Swim Chlorine and Shock Bundle for Sanitizing Swimming Pools – Includes 50 Pound Bucket of 3 Inch Stabilized Chlorine Tablets and 50 Pound Bucket of 68% Cal-Hypo Pool ShockIn The Swim
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Aquatick Pool Shock 68% Cal-Hypo Granular Sanitizer for Clear Water 50 Lbs.
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Leslie's Power Powder Pro Granular Pool Shock - Fast Dissolving Sanitizer for Crystal Clear Water - Defends Against Bacteria, Algae, and Microorganisms - 73% Calcium Hypochlorite - 50 PoundLeslie's
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Rx Clear 99.3% Sodium Di-Chlor Granular Swimming Pool Chlorine - (Choose Size)
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Doheny's Di-Chlor Granular Chlorine | Pro-Grade 3-in-1 Pool Sanitizer, Shock & Algaecide | Fast-Dissolving, Calcium-Free, No Residue | 99.5% Sodium Dichlor with 56% Stabilized Chlorine | 50lb BucketDoheny's
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99.3% Sodium Di-Chlor Granular Swimming Pool & Spa Chlorine - (Various Kits)
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Leslie's Power Powder Granular 70% Calcium Hypochlorite Pool Shock 50 lbs 18764Leslie's
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SpaPure Oxidizing Shock (2.2 lb)
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Rx Clear 50 lbs 3" Chlorine Tablets & 24 lbs Super Shock Kit | Chlorinating Tabs and Shock for Sanitizing Swimming Pools | Long Lasting, Slow Dissolving, & UV ProtectedRx Clear
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In The Swim Chlorine-Free Shock Bundle and Bromine Plus: Includes 6 x 1 Pound
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Rx Clear 50 lbs Granular Pool Chlorine | Use As Bactericide, Algaecide, & Disinfectant in Swimming Pools, Hot Tubs, & Spas | Stabilized, Fast Dissolving & UV ProtectedRx Clear
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11% OffIn The Swim Chlorine-Free Shock and Chlorine Tablets Bundle: Includes 6 x 1
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Doheny's Chlorine-Free Oxidizing Shock | Fast-Dissolving | Removes Chloramines & Boosts Free Chlorine | Safe to Swim 15 Minutes After Application | 50 lb. BucketDoheny's
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In The Swim Chlorine-Free Shock and Chlorine Tablets Bundle: Includes 12 x 1
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poolife Turbo Shock (25 lb)Free ShippingPOOLIFE
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BioGuard Pool Chemical Kit - 50 lbs Basic Tabs - 24 lbs Basic Shock - 3 Back-...
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In The Swim Chlorine and Shock Bundle for Sanitizing Swimming Pools – Includes 50 Pound Bucket of 3 Inch Stabilized Chlorine Tablets and 12 x 1 Pound Bags of 68% Cal-Hypo Pool ShockIn The Swim
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In The Swim Chlorine-Free Shock and Chlorine Tablets Bundle: Includes 12 x 1
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In The Swim Opening Kit and Chlorine Bundle - Pre-Measured Opening Kit for Easy Use - 50 Pound Bucket of 3-Inch Stabilized Chlorine Tablets - for Inground and Above Ground Pools Up to 35,000 GallonsIn The Swim
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In The Swim Chlorine-Free Shock Bundle and Bromine Plus: Includes 12 x 1 Pound
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Drytec 1-1901-24 Calcium Hypochlorite Chlorine Shock Treatment for Swimming Pools, 1-Pound, 24-PackDryTec
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Fiji Pool Calcium Hypochlorite Granules 68% - Powerful Pool Shock Treatment, Algae & Bacteria Control, Sanitizer for Swimming Pools, Spas & Hot Tubs - 25 LBFiji Pool
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In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools – Fast Dissolving, pH Balanced Sanitizer - 56% Available Chlorine, 99% Sodium-Dichlor – 10 PoundIn The Swim
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HTH 52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula, 1lbFree ShippingHTH
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Refresh Granular 68% Active Chlorine Shock | 25-Pound Bucket | Perfect for Swimming Pools, Use As Bactericide, Algaecide, and Disinfectant in Swimming Pools and Spas | Fast Dissolving ShockEZ POOLS
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ECR Calcium Hypochlorite Granules - Pool Shock - 50 PoundsSepticfit
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22% OffHTH 52043 Pool Care Shock Advanced, Swimming Pool Chemical Prevents Bacteria & Algae, Cal Hypo Formula, 2 lbs (2-Pack)Free ShippingHTH
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In The Swim 1 Inch Bromine Plus Tablet Sanitizer for Spas, Hot Tubs, or Swimming Pools - Pre-Stabilized, Low Odor, Chlorine Alternative - 50 PoundsIn The Swim
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Clorox® Pool&Spa™ XtraBlue 3” Swimming Pool Chlorinating Tablets, Kills Bacteria & Stops Algae (25 LB)Free ShippingClorox Pool & Spa
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10% OffHTH 52047 Swimming Pool Care Salt Shock, Stabilized Chlorinator, 1 dose Treats 10000 gallons, 5x12oz PacketsFree ShippingUsedHTH
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BioGuard Smart Shock 25 lb, Algae Preventative, Swimming Pool Clarifier, Pool Shock Treatment, Multi-Purpose Shock for Pool MaintenanceBioGuard
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HTH 52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula, 1lb (Pack of 2)HTH
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C3… 50 lbs. 3" Stabilized Chlorine Tabs for Swimming Pools | Easy to Use for Above Ground or Inground Pool | Slow Dissolving Individual Chlorinating Tablets | 50 Pound BucketRx Clear
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HTH 22009 Ultimate Mineral Brilliance Chlorinating Granules for Swimming Pools, 50 lbsHTH
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Drytec Calcium Hypochlorite Pool Shock 68%, 25 LB, Complete Pool Care Kit with My Garden Pool Skimmer Sock Powerful Chlorine Shock for Clear Swimming WaterMy Garden Pool
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Doheny’s 3-Inch Stabilized Chlorine Tablets | 99% Pure Tri-Chlor, 90% Available Chlorine | Long-Lasting, UV-Protected, Slow-Dissolving Pool Sanitizer | Individually Wrapped, Childproof 50lb BucketDoheny's
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CPDI Champion 4-Pack Pool Shock, 12.5 Liquid Chlorinator for Swimming Pools, 1 Gallon Each - Fast-Acting Sodium Hypochlorite Sanitizer, Ready to Use, Non-Staining, Non-Scaling, Commercial GradeCPDI
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CLOROX Pool&Spa All-in-One XtraBlue Chlorinating Granules, Kills Bacteria & Stops Algae, Blue, 6 PoundsFree ShippingClorox Pool & Spa
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Leslie's Power Powder Plus 73-73% Calcium Hypochlorite Pool Shock, Fast-Dissolving Chlorine Granules, Eliminates Bacteria & Algae - Low Residue, Non-Stabilized, 70% Available Chlorine - 12 x 1 PoundLeslie's
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In The Swim Pool Stabilizer – 100% Cyanuric Acid for Chlorine Protection and Efficiency - 45 PoundIn The Swim
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Pooluxe Non-Chlorine Oxidizing Shock – 25lb for Pools & Hot Tubs | Powerful Chlorine-Free Shock Treatment for Clear, Sanitized Water | Ideal for Weekly Pool MaintenancePooluxe
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C3... 3" Stabilized Chlorine Tablets for Swimming Pools | Easy to Use | for Above Ground or Inground Pool | Individually Wrapped Chlorinating Tabs | Slow Dissolving | 50 lbsC3...
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10% OffIn The Swim 3 inch 5-in-1 Super Multi-Tabs – Swimming Pool Sanitizer – Chlorine - Algaecide - Stabilizer - Clarifier - 48 PoundsIn The Swim
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Leslie's Power Powder Plus 73-73% Calcium Hypochlorite Pool Shock, Fast-Dissolving Chlorine Granules, Eliminates Bacteria & Algae - Low Residue, Non-Stabilized, 70% Available Chlorine - 12 x 1 PoundLeslie's
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POOLIFE Turbo Shock 1 Lbs Bags (12)Free ShippingPOOLIFE
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XtremeClear 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving Chlorine - Tri-Chlor - 5 PoundsFree ShippingXtremepowerUS
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18% OffHTH 52034 Swimming Pool Care Shock, Swimming Pool Chlorinator Boosts Chlorine Levels, Cal Hypo Formula, 5.5lbHTH
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11% Off5 LB Non-Chlorine Spa Shock Oxidizer for Hot Tub, Chlorine-Free Treatment & Enhanced Oxidizing Shock for Hot Tubs, Spas and Pools, Quick Dissolving, Fast-ActingPOOLACC
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Liquid Pool Shock - Sodium Hypochlorite 12.5 Percent - Liquid Chlorine for Swimming Pool - Chlorine Shock for Swimming Pools - Pool Algae Remover - Pool Supplies Chemicals - Pool Bleach Liquid 4 GalC&N SPIRE
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AquaTick Cal-Hypo Pool Shock, 68% Calcium Hypochlorite Formula, Pool Chlorine Granules, Water Sanitization for Pools, Spas, and Hot Tubs (25 Pounds)Jal Aqua
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13% OffPool Mate 8-Pounds Premium Pool Chlorine Granules, Concentrated Chlorinating Granules, Made in USAFree ShippingPool Mate
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In The Swim Calcium Hardness Increaser for Swimming Pools - Fast-Acting, Scale Prevention - 94% Calcium Chloride - 25 PoundsIn The Swim
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Super Shockwave Pool Shock Swimming Pool Sanitizer - Fast Dissolving, Non-Stabilized - 73% Available Chlorine - 1lb Bags (12)EZ POOLS
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HTH 42055W Pool Care 3" Chlorine Tabs Advanced, Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide, Destroys Bacteria & Algae, Delivers Clear Water All Season, 25 lbsFree ShippingHTH
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In The Swim Chlorine-Free Pool Shock – Quick Dissolving, Fast-Acting, Shock-Oxidizer for Swimming Pools, Spas, and Salt Chlorinated Pools Compatible - 6 x 1 Pound BagsIn The Swim
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Clorox® Pool&Spa™ Spa Water All-in-One Sanitizer & Shock, Destroys Contaminants, Clears Cloudy Water, 2LB (Pack of 1)Free ShippingClorox Pool & Spa
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Rx Clear Mega Shock | 73% Calcium Hypochlorite | Kills Algae in Swimming Pools | Works As Pool Sanitizer Clarifier and Algicide | One Pound Bags | 24 PackRx Clear
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Clorox® Pool&Spa™ Shock XTRABLUE® Plus, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (6-Pack)Clorox Pool & Spa
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Pool Mate 50-Pounds Premium Alkalinity Increaser for Swimming Pools, 100% Sodium BicarbonateFree ShippingPool Mate
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BioGuard Smart Shock 1 lb, Pack of 6, Algae Preventative, Swimming Pool Clarifier, Pool Shock Treatment, Multi-Purpose Shock for Pool MaintenanceFree ShippingBioGuard
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Pool Mate 50-Pounds Premium Calcium Hardness Increaser for Pools, 100% Calcium ChlorideFree ShippingPool Mate
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14% OffPool Mate 50-Pounds Premium Calcium Hardness Increaser for Pools, 100% Calcium ChlorideFree ShippingPool Mate
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SpaChoice 2-Pounds Premium Re-Energize, Non Chlorine Pool Shock, Made in USAFree ShippingSpaChoice
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23% OffHTH Spa 86135 Non Chlorine Shock Oxidizer, Spa & Hot Tub Chemical Clears Cloudy Water, 2.25 lbsFree ShippingHTH
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Puri Tech Pool Chemicals 50 lbs Stabilizer Conditioner Cyanuric Acid UV Protection for Swimming Pools and Spas Improves Chlorine EffectivenessPuri Tech
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HTH 52123 Super Shock Treatment Swimming Pool Chlorine Cleaner, 1 lb (Pack of 15)HTH
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In The Swim Super Chemical Value Kit and Chlorine Bundle - Pre-Measured Kit for Seasonal Maintenance - 50 Pound Bucket of 3-Inch Stabilized Chlorine Tablets - for Inground and Above Ground Pools Up toIn The Swim
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19% OffLeslie's Chlor Brite Pool Shock for Swimming Pools, Spas, and Hot Tubs - Granular Stabilized Sodium Dichlor Sanitizer - 25 PoundLeslie's
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Aquatick Pool Chlorine – 68% Calcium Hypochlorite Granules for Pool Shocking, Inground & Aboveground Pool Treatment, Saltwater Safe (25lbs)Aquatick
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Chlorine Free Pool Shock Fast Acting, Quick Dissolving Shock for Pools & Spas. Clarifies & Santizes as it Repel Bugs Fresh Lemon Scent Reduces Harsh Chlorine Usage (10 LBS)Freetime Fun
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Rx Clear Multi-Functional 4-in-1 Swimming Pool Shock | 99% Sodium Dichloro-s-Triazinetrione Dihydrate | Kills Bacteria and Algae | One-Pound Bags | 24-PackRx Clear
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BioGuard® Basic Shock – Quick Dissolving Granular Pool Shock 5 LbsBioGuard
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19% OffIn The Swim Premium 3-in-1 Pool Shock - Di-Zap Contains Dichlor, Algaecide, and Stabilizer - 6 x 1 lb. BagsIn The Swim
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22% OffSpaGuard Enhanced Shock (2 lb)Free ShippingSpaGuard
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Dichlor Chlorinating Granules - Pool Chlorine Granules for Swimming Pool, Sodium DiChlor Pool Shock, Granular Shock for Pool, Granulated 56% Stabilized Pool Sanitizer for Hot Tub or Spa (2 lbs)Free ShippingEeziblue
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Clorox Pool&Spa Shock XtraBlue 1 lbClorox Pool&Spa
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Clorox Pool&Spa 33506CLX Pool Shock XtraBlue (6 1-lb Bags), 6 Pack, WhiteClorox Pool&Spa
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POOLIFE Rapid Shock 1 Lbs Bag (6)Free ShippingPOOLIFE
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Clorox® Pool&Spa™ Shock Plus, for Crystal Clear Swimming Pool Water, Swim-ready in 15 minutes, Suitable for vinyl pools (6-Pack)Clorox Pool & Spa
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Doheny's Lemon Scented Citronella Swimming Pool Shock (10 lb. Bucket)Doheny's
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Puri Tech Chemicals Chlorine-Free Pool Shock 2lbs - Fast Acting, Quick Dissolving Chlorine-Free Oxidizing Shock for Crystal Clear Swimming Pool WaterFree ShippingPuri Tech
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23% OffMAV AquaDoc Pool Shock - Super Fast Acting, Oxidizing Pool Chlorine Shock Treatment for Inground & Above Ground Pools - White Granules, 5lbs BucketFree ShippingMAV AquaDoc
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10% OffIn The Swim Alkalinity Increaser for Swimming Pools - Raises Alkalinity and Balances pH Levels in Your Swimming Pool Water - 100% Sodium Bicarbonate - 25 PoundsIn The Swim
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HTH 52031 Swimming Pool Care Shock, Swimming Pool Chlorinator Boosts Chlorine Levels, Cal Hypo Formula, 13.3oz (Pack of 2)HTH
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21% OffAqua Pura Chlorine Tablets for Swimming Pool,3" Pool Supplies, Individually Wrapped Stabilized Chlorine Tablets, Long-Lasting, Slow Dissolve,Kill Bacteria,UV Protected,90% Available，4 LBFree ShippingAqua Pura
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Drytec Calcium Hypochlorite Pool Shock 1 lb. 68% Bag, Complete Pool Care Kit with My Garden Pool Skimmer Sock and 7-in-1 Test Strips, 60 ct. – Powerful Chlorine Shock for Clear Swimming Water (12)Free ShippingMy Garden Pool
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SpaLuxe Non-Chlorine Oxidizing Shock - 10lb Container for Hot Tubs & Pools | Powerful Spa Shock Treatment for Clear, Sanitized Water | Chlorine-Free Spa Maintenance (10 Pounds)Spaluxe
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CPDI Champion Pool Shock - Ready to Use Liquid Chlorine - Commercial Grade 12.5% Concentrated Strength - 1 GallonCPDI
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4- Gallons of Shock-It -Liquid Chlorine Pool Shock - Commercial Grade 12.5% Concentrated Strength - 1 CaseOlympic
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Zeo-Clear Swimming Pool Sand Filter Alternative (50-pounds)Zeo-Clear
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Doheny's Di-Chlor Shock - 6-1 lb. BagsDoheny's
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CLOROX Pool&Spa Active99 3” Chlorinating Tablet, Kills Bacteria & Stops Algae, 35LBFree ShippingClorox Pool & Spa
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Poolife RapidShock 1 lb Bag (12)Free ShippingPOOLIFE
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Pure and Simple Lemon Scented Non-Chlorine Pool Shock: Enhance Your Pool Water While Infusing It with Relaxing Fragrance—Perfect for All Pools, Including Saltwater - 2lbPure and Simple
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C3-40lb Chlorine Tablets, 3 Inch | for Swimming Pools & Spas | Long-Lasting, Slow-Dissolving, Individually Wrapped Tabs | Tri-Chlor 3 Inch Tablets for Pool MaintenanceC3...
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SpaChoice 5-Pounds Premium Re-Energize, Non Chlorine Pool Shock, Made in USAFree ShippingSpaChoice
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GLB 23224-24 Calcium Hypochlorite Pool Shock, 1-Pound, 24-PackGLB
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13% OffC3-10lb Chlorine Tablets, 3 Inch | Swimming Pool & Spa Chlorine Tablets | Long-Lasting, Slow Dissolving, Individually Wrapped Chlorine Tabs | Tri-Chlor 3 Inch Tablets Pool CleanerC3…
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Re-Fresh Chlorine Pool Shock - 12 X 1 lb. bagsRefresh
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POOLIFE Rapid Shock 1 Lbs Bag (24)POOLIFE
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27% OffGeneric AquaTick Cal-Hypo Water Sanitization Pool Shock Chlorine granules - 68% Calcium Hypochlorite Formula- Ideal for Pools, Spas, and Hot Tubs (25 Pounds)Generic
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13% OffGLB 71442A-12 Calcium Hypochlorite Pool Shock, 1-Pound, 12-PackGLB
115 Pool Shock 50 Lbs deals are available from:
Amazon, eBay stores, starting from $5.97.
The biggest discount we found is 27% on Generic AquaTick Cal-Hypo Water Sanitization Pool Shock Chlorine granules - 68% Calcium Hypochlorite Formula- Ideal for Pools, Spas, and Hot Tubs (25 Pounds) at Amazon.
The lowest price we found is $5.97 while the highest is $5,749.99.
Prices for the best Pool Shock 50 Lbs deals average at $183.77.
Last updated on July 16, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Pool Shock 50 Lbs.