Top 10 TKO Pool Shock – Swimming Pool Chlorine

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1. Ultima


12-Pack, 1-Pound, Ultima 40542-12 T.K.O. Chlorinating Shock Treatment for Swimming Pools

Ultima #ad - Extremely effective spring start-up shock treatment. Premium super-fast acting chlorine boost takes cloudy water and turns it clear. 73% calcium hypochlorite.
BrandUltima #ad
ManufacturerUltima #ad
Height7 Inches
Length12 Inches
Weight12 Pounds
Width12 Inches
Part Number40542-12



ADVANTIS TECH Ultima R40542 1 LB T.K.O. Shock

ADVANTIS TECH #ad - Kills bacteria and controls algae. Destroys organic contaminants. Leaves no residue behind, and is able to be used on all pool surfaces.
ManufacturerLonza #ad
Weight0.99 Pounds
Part NumberR40542

3. In The Swim


12 X 1 Pound Bags, In The Swim Chlorine Pool Shock

In The Swim #ad - Main active ingredient is 68% Calcium Hypochlorite Cal-Hypo for quick sanitizing. This product can only be shipped within the 48 contiguous states. Special shipping information: this product may not be available for 1 or 2 day shipping due to federal regulations that require it to ship via ground ship methods only. Powerful chlorine shock treatment that is great for regular maintenance. Quickly eliminates algae, bacteria, and other harmful contaminants from your pool water. Dosage: 1 pound per 10, 000 gallons.
BrandIn The Swim #ad
ManufacturerIn The Swim Discount Pool Supplies #ad
Height5.3 Inches
Length10.8 Inches
Weight12 Pounds
Width9.9 Inches
Part Number25235 12X1

4. DryTec


1-Pound Pack of 24, DryTec Calcium Hypochlorite Chlorinating Shock Treatment for Swimming Pools

DryTec #ad - Kills bacteria, controls algae, and destroys organic contaminants in pools. Recommended dosage: 1 pound per 10, 000 gallons of water. 24 bags 1-pound each. Fast-acting quick-Dissolving Swimming Pool Sanitizer. 68% calcium hypochlorite.
BrandDryTec #ad
ManufacturerRobelle Industries #ad
Height6 Inches
Length24 Inches
Weight24 Pounds
Width12 Inches
Part Number1-1901--24

5. Advantis Technologies


Ultima 25 lb TKO Shock

Advantis Technologies #ad - Includes 73% Cal HypoSpecifications. Satisfaction Ensured. Weight: 28. 99 lbs. Ultima tKO Shock. Produced with the highest grade materials.
BrandAdvantis Technologies #ad
ManufacturerAdvantis Technologies #ad
Height14 Inches
Length15 Inches
Width15 Inches
Part NumberR40540

6. Ultima


Ultima T.K.O. 1 lb 24 Pack

Ultima #ad - 24 pack. Destroys organic contaminants. Leaves no residue behind, and is able to be used on all pool surfaces. Kills bacteria and controls algae.
BrandUltima #ad
ManufacturerLonza #ad

7. Pool Essentials


Pool Essentials Shock Treatment 6 Pack 13.4 oz Bags

Pool Essentials #ad - Power_source_type: Manual. Clears cloudy water and removes swimmer contaminants* * such as body oils, sweat, lotions and urine. No assembly required. Fast-dissolving pool shock.
BrandPool Essentials #ad
ManufacturerPool Essentials #ad
Height9.25 Inches
Length3.38 Inches
Weight0.82 Pounds
Width9 Inches
Part Number25106ESS

8. Advantis Technologies


Advantis Technologies GL40542A 1 lbs Ultima TKO 73 Percent Calhypo Shock Granular Chlorine, Case of 24

Advantis Technologies #ad - Ultima tko 73 percent Calhypo Shock Granular Chlorine. Case of 24Specifications. It destroys bacteria faster than any other pool shock and creates safe, clean water fast. Tko contains 73% calcium hypochlorite. Tko chlorine pool shock treatment dissolves quickly so it can act fast.
BrandAdvantis Technologies #ad
ManufacturerAdvantis Technologies #ad
Part NumberGL40542A

9. Zapp It


Zappit 73% Cal Hypo Pool Shock, Calcium Hypochlorite Super Shock 50lb

Zapp It #ad - 1 lb will provide 2ppm of available chlorine in 40, 000 gallon pool. Fast dissolving granular formula. 70% available chlorine, Pool Shock and Super Chlorinator. Signature required at time of delivery.
BrandZapp It #ad
Weight50 Pounds
Part Number8000560

10. HTH


HTH 52023 Super Shock Treatment Swimming Pool Chlorine Cleaner, 1 lb Pack of 6

HTH #ad - Includes: six 1-lb bags of shock treatment for your swimming pool. Use: apply directly to pool water as needed; Test pool water and shock weekly to keep free available chlorine levels between 1 and 4ppm.

Features: increases chlorine levels; kills and prevents bacteria and algae; Keeps water clear; See results in 24 hours; 1 bag treats 13, 500 gallons; Won’t fade vinyl pool liners. Compatibility: effective for all swimming pool types including pools with liners and Gunite pools, and saltwater pool systems. Benefits: increases the chlorine level in swimming pools to kill bacteria and algae to keep your pool water clear and ready for fun all season long.
BrandHTH #ad
ManufacturerInnovative Water Care #ad
Height9.5 Inches
Length4.13 Inches
Weight1 Pounds
Width10.5 Inches
Part Number52023