HTH™ Pool Care Dual Action 3" Chlorinating Pucks

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HTH™ Pool Care Dual Action 3" Chlorinating Pucks deliver more than basic sanitation. These powerful chlorine tablets sanitize, clarify, and help protect against algae growth in one easy step.

  • Designed for consistent performance, these stabilized chlorine pucks act as both a swimming pool bactericide and algaecide, helping keep water clean, clear, and inviting.
  • Sun protected for extended chlorine life, they dissolve slowly to maintain balanced pool chemistry.

With a legacy of quality and performance, HTH™ Pool & Spa Care keeps your water clear and inviting season after season. HTH™ is Here to Help. 

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How to use

HTH™ Dual Action 3" Chlorinating Pucks

Application instructions:

Use in a floating dispenser, automatic chlorinator or feeder designed for this product or place in skimmer. Do not place directly in pool. This may cause bleaching of vinyl or painted pool surfaces.
If using an automatic chlorinator, ll the chamber[s] with HTH™ dual action 3” chlorinating pucks and adjust the flow rate, according to manufacturer’s recommendations, to maintain proper chlorine residual.
Adding HTH™ dual action 3” chlorinating pucks to the pool’s skimmer basket is an alternative chlorine feed method.
For clear pool water, follow our 4-step pool care program:

Step 1: Test and balance pool water
Step 2: Sanitize
Step 3: Shock at least once a week
Step 4: Add algaecide as directed.

Use in a floating dispenser, automatic chlorinator or feeder designed for this product or place in skimmer. Do not place directly in pool. This may cause bleaching of vinyl or painted pool surfaces.
If using an automatic chlorinator, ll the chamber[s] with HTH™ dual action 3” chlorinating pucks and adjust the flow rate, according to manufacturer’s recommendations, to maintain proper chlorine residual.
Adding HTH™ dual action 3” chlorinating pucks to the pool’s skimmer basket is an alternative chlorine feed method.
For clear pool water, follow our 4-step pool care program:

Step 1: Test and balance pool water
Step 2: Sanitize
Step 3: Shock at least once a week
Step 4: Add algaecide as directed.