HTH best sellers

#1 52036R Pool Care Shock HTH 52036R Pool Care Shock Advanced, Swimming Pool Chemical - Cal Hypo Formula, Prevents Bacteria & Algae, Restores Crystal Clear Water - Shock Treatment, (6 Pack)

$24.13 on Amazon

#2 42049 Pool Care 1" Chlorine HTH 42049 Pool Care 1" Chlorine Tabs, Swimming Pool Sanitizer with Added Clarifier - Eliminates Bacteria & Algae, Makes Water Clean & Crystal Clear, Sanitizes & Protects - Slow Dissolving, 1.5 lbs

$15.28 on Amazon

#3 52037R Pool Care Shock HTH 52037R Pool Care Shock Advanced, Swimming Pool Chemical - Cal Hypo Formula, Prevents Bacteria & Algae, Restores Crystal Clear Water - Shock Treatment, 1lb (12 Pack)

$46.09 on Amazon

#4 Spa 86116 Defoamer Spa HTH Spa 86116 Defoamer, Spa & Hot Tub Chemical Eliminates Foaming, Softens Water, 16 oz

$8.46 on Amazon

#5 42052W Pool Care 3" Chlorine HTH 42052W Pool Care 3" Chlorine Tabs Advanced, Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide, Destroys Bacteria & Algae, Delivers Clear Water All Season, 5 lbs

$27.80 on Amazon

#6 Spa 86108 Bromine Tabs HTH Spa 86108 Bromine Tabs, Chemical Sanitizer for Spas & Hot Tubs - Fits All Floaters for Easy Application, Creates Soft Water Feel, No Chlorine Odor, Eliminates Bacteria & Algae, 2 lbs

$26.59 on Amazon

#7 67244 Swimming Pool Care HTH 67244 Swimming Pool Care Algae Guard Ultra - Long Lasting Formula, Eliminates & Prevents Green, Black, and Mustard Algae, Fast Acting & Effective Swimming Pool Chemical, 32oz

$24.29 on Amazon

#8 67084 Pool Care Algae HTH 67084 Pool Care Algae Guard Advanced, All Algae Eliminator for Swimming Pools - Fast-Acting, Destroys & Prevents Green, Black & Mustard Algae, Keeps Pool Water Crystal Clear, 32 fl oz

$24.98 on Amazon

#9 67121 Swimming Pool Care HTH 67121 Swimming Pool Care D.E. Filter Aid, Improve Filtration Efficiency and Water Clarity, 10lb

$27.99 on Amazon

#10 Spa 86131 Alkalinity HTH Spa 86131 Alkalinity up, Spa & Hot Tub Chemical Raises Alkalinity, Stabilizes pH Fluctuation, 1.25 lbs

$6.70 on Amazon

#11 67060 Swimming Pool Care HTH 67060 Swimming Pool Care Alkalinity Up, Raises Alkalinity, Swimming Pool Chemical Stabilizes pH Fluctuation, 5 Lbs

$9.23 on Amazon

#12 🔥 67218 Swimming Pool Care HTH 67218 Swimming Pool Care Metal, Stain & Scale Control - Prevents Metal Staining and Scale Build Up, Removes Fresh Metal & Copper Stains, Compatible with All Swimming Pools, 32oz

$20.39 on Amazon

#13 🔥 1276 Swimming Pool Care HTH 1276 Swimming Pool Care 6 Way Test Strips, Swimming Pool Water Chemical Tester, 30 Strips

$7.59 on Amazon

#14 42051 Swimming Pool Care HTH 42051 Swimming Pool Care 3" Chlorine Tabs Advanced, Swimming Pool Chlorinating Sanitizer, 8oz

$6.49 on Amazon

#15 🔥 🆕 In The Swim Winter Swimming HTH In The Swim Winter Swimming Pool Algaecide - 1 Quart C050001012AE

$22.99 on Ebay

#16 52040B Swimming Pool HTH 52040B Swimming Pool Care Shock Ultra, Swimming Pool Chemical 1 lb (12 Pack)

$69.99 on Ebay

#17 52040B Swimming Pool HTH 52040B Swimming Pool Care Shock Ultra, Swimming Pool Chemical 1 lb (6 Pack)

$39.99 on Ebay

#18 In The Swim Chlorine Free HTH In The Swim Chlorine-Free Pool Shock-Oxidizer – 12 x 1 Pound Bags

$79.99 on Ebay

#19 🆕 In The Swim Chlorine Free HTH In The Swim Chlorine-Free Pool Shock-Oxidizer – 6 x 1 Pound Bags

$54.99 on Ebay

#20 67067 Swimming Pool Care HTH 67067 Swimming Pool Care Clarifier Advanced - Crystal Clear Water in 24 Hours

$18 on Amazon