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Pool Chemicals

From chlorine to algaecides, you will find a wide selection available in a variety of sizes.

Algaecides

Pick up a high-quality pool algaecide to get rid of algae (the green in your pool) and keep your pool water clean.

Chlorine

Chlorine is the most popular sanitizer used in swimming pools and we offer a wide variety of chlorine types and sizes.

Enzymes

Our enzyme products are an alternative to harsh chemicals as they will not harm you, your family, or the environment.

Alkalinity

Ensure your pool alkalinity is between 80 and 120 ppm to maintain pH levels and keep pool water non-irritating.

Calcium

Shop our Calcium Hardness balancers to maintain calcium levels in your pool of 200-400 ppm.

pH Balancers

Prevent damage from high pH levels by keeping your pH between 7.4 and 7.6 and adding one of our high-quality pH balancers when necessary.

Stabilizers and Neutralizers

Using our name-brand Chlorine Stabilizers and Neutralizers will help protect your chlorine from being reduced by the sun's UV rays.

Cleaning Chemicals

We provide a select variety of cleaning products designed specifically for pool surface and equipment cleaning.

Specialty Chemicals

Our selection of specialty chemicals like salt water treatments and water clarifiers offer you more choices for keeping your pool clean and safe.

Winterizing Chemicals

When winterizing your pool, select from one of our popular winterizing kits to make the job go easier.

Safety Gear

If you are working around pool chemicals, you will need to order some of the safety gear we offer to keep protected against spills, accidents, etc.

Popular in Pool Chemicals

 
Mustard Eliminator - Algae Treatment - 2 Lbs.
(4.6)
Haviland #C002835-CS20B2
259 in stock
Regular price $49.49
 
Combat 60 - Concentrated Algaecide - 1 Quart
(5)
Haviland #C003062-CS20Q
510 in stock
Regular price $50.32
Sale!
Algae Kil 50 - General Purpose Algaecide - 1 Quart
(5)
Haviland #C003007-CS20Q
866 in stock
Sale price $19.99
Pool Season 15,000 Gallon Spring Startup Kit
Pool Season #HGH-50-9502
31 in stock
Regular price $113.34
Pool Season 30,000 Gallon Spring Startup Kit
Pool Season #HGH-50-9503
16 in stock
Regular price $151.05
Pool Season Chemical Supply Kit - Small
Pool Season #HGH-50-9501
82 in stock
Regular price $253.61
Pool Season Enzyme - 1 Quart
Pool Season #HGH-50-9145
240 in stock
Regular price $25.99
Pool Season Phosphate Control - 1 Quart
Pool Season #HGH-50-9130
230 in stock
Regular price $29.99
Orenda SC-1000 Scale Control and Metal Chelant - 15 Gallon Drum
Orenda #ORE-50-124
Allow 3-5 Days to Ship
Regular price $971.16
Pool Season Alkalinity Up - 25 Lb. Box
Pool Season #HGH-50-7226
209 in stock
Regular price $50.74
Pool Season Alkalinity Up - 10 Lb. Pouch
Pool Season #HGH-50-7210
239 in stock
Regular price $29.95
Pool Season Alkalinity Up - 5 Lb. Pouch
Pool Season #HGH-50-7207
232 in stock
Regular price $24.99
Pool Season Calcium Increaser - 25 Lb. Box
Pool Season #HGH-50-7324
232 in stock
Regular price $55.56
Pool Season Calcium Increaser - 8 Lb. Pouch
Pool Season #HGH-50-7308
204 in stock
Regular price $25.99
Sale!
Calcium Hardness Increaser - 25 Lbs.
(4.7)
Haviland #C002711-PL25
120 in stock
Sale price $54.90
Sale!
pH Up - pH Increaser - 2 Lbs.
Haviland #C002552-CS20B2
609 in stock
Sale price $6.99
pH Up - pH Increaser - 5 Lbs.
(2)
Haviland #C002552-CS77C2
278 in stock
Regular price $22.80
Sale!
 
pH Up - pH Increaser - 10 Lbs.
(5)
Haviland #C002552-CS74C1
157 in stock
Sale price $18.99
Sodium Thiosulfate - Chlorine Neutralizer - 50 Lb. Bag
Poolweb.com #AAA-8625
8 in stock
Regular price $239.50
Pool Season Pool Conditioner - 8 Lb. Pouch
Pool Season #HGH-50-8007
214 in stock
Regular price $39.95
Pool Season Pool Conditioner - 5 Lb. Pouch
Pool Season #HGH-50-8005
214 in stock
Regular price $37.95
Sale!
 
Stain Eliminator - 2 Lbs.
(5)
Haviland #C002837-CS20B2
57 in stock
Sale price $25.99
 
Spot Stain Remover - 1 Quart
Haviland #C003363-CS20Q
62 in stock
Regular price $25.14
Sale!
Metal Wizard - Metal Remover - 1 Quart
(5)
Haviland #C003360-CS20Q
161 in stock
Sale price $19.99
Pool Season Liquid Solar Cover - 1 Quart
Pool Season #HGH-50-9140
225 in stock
Regular price $29.99
Pool Season Super Water Clarifier - 1 Quart
Pool Season #HGH-50-9115
237 in stock
Regular price $24.96
Pool Season Liquid Floc Plus - 1 Quart
Pool Season #HGH-50-9110
223 in stock
Regular price $24.99
PoolStyle 15K Gallon Deluxe Triple Action Winterizing Kit
PoolStyle #PSL-50-0015
42 in stock
Regular price $25.43
PoolStyle 30K Gallon Deluxe Triple Action Winterizing Kit
PoolStyle #PSL-50-0030
102 in stock
Regular price $41.30
AquaPill WinterPill 15K Gallon High Concentrate Winterizer - 2.75 Inch
AquaPill #VAN-50-9175
32 in stock
Regular price $18.87
Reusable Full Face Respirator Mask
Poolweb.com #AQCS12-800
Allow 3-5 Days to Ship
Regular price $296.43
Replacement Cartridges for Full Face Respirator - Pair
Poolweb.com #AQCS-12-801
Allow 3-5 Days to Ship
Regular price $45.33
Express Ship
MSA Half Mask Advantage 200 Respirator - Medium
Poolweb.com #AQCS12-680
Allow 3-5 Days to Ship
Regular price $64.74