Top 9 Algaecide for Spa – Swimming Pool Algaecides

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1. Kem-Tek


1 Quart, Kem-Tek KTK-50-0006 Pool and Spa 60-Percent Concentrated Algaecide

Kem-Tek #ad - For treatment and prevention. Non- foaming algaecide. Helps clarify pool water. Safe with all pool and filter types. Long lasting algaecide.
BrandKem-Tek #ad
ManufacturerKem-Tek #ad
Weight2.1 Pounds
Part NumberKTK-50-0006

2. GLB Pool & Spa Products


GLB Pool & Spa Products 71108 Algimycin 600 1-Quart Algaecide

GLB Pool & Spa Products #ad - Maintenance dosage weekly, add 3 ounce per 10, 000 gallon then dilute algimycin 600 with at least 9 parts water before applying. Measures 13. 1-inches in length by 101-inches in width by 9. 9-inches in height; not for sale in Catalina island. Compatible with chlorine, salt water pools, ozone, biguanide sanitizers, bromine, dilute algimycin 600 with at least 9 parts water. To treat existing green algae, add 16 ounce per 10, 000 gallon then 24 hours after treating visible algae growth. Algimycin 600 the initial dosage to prevent algae.
BrandGLB Pool & Spa Products #ad
ManufacturerGLB #ad
Height9.88 Inches
Length13.13 Inches
Weight2.7 Pounds
Width10.13 Inches
Part Number71108



Regal Algaecide 60 for Swimming Pools & Spas

REGAL #ad - Compatible with pools using Salt Chlorine Generators. Should be part of a regular pool maintenance program to prevent algae. The product of choice to help keep pools algae free. Concentrated algaecide for all types of algae. Weekly addition of this product will reduce overall maintenance costs and give pools desired water quality.
BrandREGAL #ad
Weight2.2 Pounds
Part Number4332694120

4. GLB


GLB Pool & Spa Products 71114 1-Quart Strike Out Algaecide

GLB #ad - Apply under sunny conditions for most effective results. See dilution chart on back of bottle. Application: dilute with at least nine parts of water. Sprinkle solution around edge of pool. This item is not for sale in Catalina Island. Apply initial treatment to a freshly filled pool or at first visible signs of algae growth. No waiting to swim - treated water can be used immediately. Chlorine, bromine and ozone sanitizers, as well as salt water pools.
BrandGLB #ad
ManufacturerGLB #ad
Height3.3 Inches
Length9.9 Inches
Weight2 Pounds
Width3.3 Inches
Part Number71114A

5. GLB Pool & Spa Products


GLB Pool & Spa Products 71502 12,000-Gallon Winter Algaecide Kit

GLB Pool & Spa Products #ad - Contains everything you need to close your pool. Oxy-brite also contains unique blue crystals that brighten the water. Algimycin winter algaecide is an EPA registered, non-foaming, non-metallic winter algaecide that keeps pools algae-free all winter.

Oxy-brite chlorine free shock treatment oxidizes organic contaminants that cause odors, cloudy water, skin and eye irritation. Also great for salt water pools! unlike the competition, glb's pool closing kit has 3 components: a non-chlorine shock to rid your pool of contaminants, an algae preventative, and a sequestering agent to prevent staining and scaling. Makes spring pool opening hassle-free Compatible with Ozone, chlorine and bromine sanitizers. Sequa-sol sequestering agent holds iron, manganese, copper and calcium in solution so these minerals do not react with other elements in the water.
BrandGLB Pool & Spa Products #ad
ManufacturerGLB #ad
Height6 Inches
Length10 Inches
Weight0.1 Pounds
Width7 Inches
Part Number71502A

6. Clorox


Clorox Pool&Spa XtraBlue Algaecide 40 oz

Clorox #ad - Quick and effectively kills Green, mustard and Black pool algae. Treats up to 25, 000 gallons. All-in-one algae Killer. Non-staining, non-foaming formula.
BrandClorox #ad
ManufacturerChem Lab Products, Inc. #ad
Height10.31 Inches
Length3.69 Inches
Weight2.5 Pounds
Width3.69 Inches
Part Number43040CLX

7. Clorox


Clorox Pool&Spa 43128CLX 42128CLX Pool Algaecide

Clorox #ad - Packaging may vary*. Built in clarifier. Non-foaming formula. Suitable for all pool types. Prevents and treats pool algae.
BrandClorox #ad
ManufacturerClorox Pool&Spa #ad
Height11.13 Inches
Length6.35 Inches
Weight8 Pounds
Width6.35 Inches
Part Number42128CLX

8. Rx Clear


Rx Clear Stabilized Granular Chlorine | One 50-Pound Bucket | Use As Bactericide, and Disinfectant in Swimming Pools and Spas | Fast Dissolving and UV Protected, Algaecide

Rx Clear #ad - The granular chlorine is 99% sodium diclor making a relaxing swim not as harsh. Fewer chemicals needed - our dichlor is ph neutral, meaning less chemical adjustments to be made by you! This pool chlorinator acts as a sanitizer, and disinfectant.

Clear water for safe swimming - swimming in crystal clear water does not mean your skin has to suffer. This granular chlorine dissolves in a 4-foot column, pool algaecide, so there is no need to worry about bleach damage on your pool liner as with chlorine tablets. Long lasting - dichlor resists uv light, lasting longer than other types of chlorinating supplies due to built in stabilizer for your swimming pool, hot tub, or spa.

Trusted pool supplies - Rx Clear is the best choice for swimming pool accessories and pool chemicals and supplies. Dissolves quickly - add 1 oz of this cleaning chemical to your pool for every 5, 000 gallons your pool contains, daily for the best quick water treatment maintenance.
BrandRx Clear #ad
ManufacturerRx Clear #ad
Height18 Inches
Length13 Inches
Width13 Inches
Part Number204046



Leisure Time 12X1QT Enzyme Simple Care for Spas and Hot Tubs, 32 fl oz

LEISURE TIME #ad - Reduces waterline maintenance. Use: use weekly as part of the leisure Time Simple Spa Care program; Wait 15 minutes after treating to enter hot tub.

Includes: one 32-oz bottle of Leisure Time Enzyme spa care chemicals. Features: destroys existing algae and keeps new algae from forming; Helps reduce the need for maintenance of filters and spa surfaces. Reduces sanitizer consumption. Compatibility: Works with chlorine, ozone, bromine, and biguanide sanitizers. Benefits: removes oil, and organics from spa water line; Reduces sanitizer consumption, lotion, so you can enjoy the relaxing water longer.
ManufacturerLeisure Time #ad
Height9.5 Inches
Length3.12 Inches
Weight2.16 Pounds
Width3.12 Inches
Part NumberSGQ