Top 7 Freshwater Chlorine Granules for Hot Tub – Swimming Pool Chlorine

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1. SpaGuard

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5 Lb, SpaGuard Spa Chlorinating Concentrate

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SpaGuard #ad - May be added directly to spa, no predissolving needed. Add as needed to maintain 3-5ppm. Acts as a sanitizer and an oxidizer; no need for two products. Quick dissolving. Fast acting.
BrandSpaGuard #ad
ManufacturerSpaGuard #ad
Height7 Inches
Length9 Inches
Weight5 Pounds
Width4 Inches
Part Number42048BIO
Model42048BIO
WarrantyReturns are not accepted on opened or used products and are subject to a 20% restocking fee.

2. SpaGuard

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2 lbs, SpaGuard Chlorinating Concentrate

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SpaGuard #ad - May be added directly to spa, no predissolving needed. Acts as a sanitizer and an oxidizer; no need for two products. Granular stabilized chlorinator. Fast acting. Quick dissolving.
BrandSpaGuard #ad
ManufacturerSpaGuard #ad
Height3 Inches
Length9.5 Inches
Weight2 Pounds
Width3 Inches
Part NumberBIO42047
Model42047BIO
WarrantyReturns are not accepted on opened or used product.

3. SpaChoice

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5-Pounds, SpaChoice 472-3-5081 Chlorine Granules for Spas and Hot Tubs

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SpaChoice #ad - Kills Bacteria. Controls Algae. Stabilized Spa Chlorine. 56% available Chlorine. Downloadable user guide Available Under Product Information: Technical Specifications. Dissolves Quickly and Completely.
BrandSpaChoice #ad
ManufacturerRobelle Industries #ad
Height10 Inches
Length6 Inches
Weight5 Pounds
Width6 Inches
Part Number472-3-5081
Model472-3-5081

4. Spa Essentials

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Spa Essentials 32131000 Chlorinating Concentrate Granules for Spas and Hot Tubs, 5-Pound

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Spa Essentials #ad - Acts as a sanitizer and an oxidizer; no need for two products. Quick dissolving. Granular stabilized chlorinator. Fast acting. May be added directly to spa, no pre-dissolving needed.
BrandSpa Essentials #ad
ManufacturerRobelle Industries #ad
Height1.5 Inches
Length6 Inches
Weight5 Pounds
Width6 Inches
Part Number32131000
Model32131000
WarrantyReturns are not accepted on opened or used product and subject to a 20% restocking fee.

5. SpaGuard

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SpaGuard Enhanced Shock 2 lb 2

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SpaGuard #ad - Chlorinating Spa or Hot Tub Shock. Eliminates Contaminants. Spaguard spa enhanced Shock 2 lb 2 Pack.
BrandSpaGuard #ad
ManufacturerBioLab #ad
Weight4.3 Pounds
Part Number42234BIOx2
Model42234BIO

6. Hot Tub Things

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Keeps Your Spa Water Safe and Sanitized, Hot Tub Things Chlorine Granules 5 Pounds

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Hot Tub Things #ad - Formulated exclusively for Hot Tubs And Made from the Purest Chemicals Available. Safety tested to Assure Quality, Guaranteed Performance. The leading hot tub chlorine sanitizer. Say goodbye to bacteria and say hello to clean water! America's #1 trusted Brand of Hot Tub Chemicals. Compare to leisure Time Spa 56 Chlorinating Granules.
BrandHot Tub Things #ad
ManufacturerHot Tub Things #ad
Height9.5 Inches
Length4.5 Inches
Weight5.25 Pounds
Width4.5 Inches
Part Number850511004116

7. SpaChoice

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1-Pack, SpaChoice 472-3-3031 Sanitizing Granules Hot Tub Chlorine

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SpaChoice #ad - Downloadable user guide Available Under Product Information: Technical Specifications. Controls Algae. Stabilized Spa Chlorine. 56% available Chlorine. Dissolves Quickly and Completely.
BrandSpaChoice #ad
ManufacturerSpaChoice #ad
Height10 Inches
Length3 Inches
Weight2.01 Pounds
Width3 Inches
Part Number472-3-3031
Model472-3-3031