HTH™ Pool Care Algae Guard 10

Algae Control for Pools

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HTH™ Pool Care Algae Guard 10

Algae Control for Pools

HTH™ Pool Care Algae Guard 10 is a non-foaming, fast-acting pool algaecide that kills and prevents stubborn green algae for cleaner, clearer water.

  • This reliable algaecide for pools works quickly! Simply add it directly to the water, wait 15 minutes, and jump right back in.
  • Safe for all pool types, including vinyl-lined and saltwater systems, it helps keep your swimming pool beautifully balanced and worry-free.

Protect your pool from green outbreaks and enjoy sparkling results all season long with confidence. 

Product Benefits

Take your pool from green to clean

Our algae control for pools is formulated to quickly kill and prevent green algae.

Non-foaming, fast-acting algaecide

Add HTH™ Algae Guard 10 directly to your swimming pool water and swim just 15 minutes after.

Compatible with all pools

This algae control for pools is great for all swimming pools including vinyl-lined and salt water systems.

You’re all clear with HTH™

For best results, use HTH™ Algae Guard 10 as part of your weekly maintenance routine. Works great with HTH™ Shock products.

How to Use

How to Use

Why You Should Use This Product: Algae Guard 10 is a non‑foaming algaecide that kills and prevents green algae. When used regularly, it helps keep pool water clear and allows swimmers to enjoy the pool immediately after application.

Before Use: Test and balance pool water. Always follow label directions and keep the pump running while adding this product.

Initial Dose

Add this product at the beginning of the season or when algae is first noticed.

Pool Size (Gallons) Dosage (Fl Oz)
1,000 2.6
2,500 6.4
5,000 13
10,000 26
15,000 38

Maintenance Dose

Add this product every 3–5 days to prevent algae growth.

Pool Size (Gallons) Dosage (Fl Oz)
1,000 0.6
2,500 1.6
5,000 3.2
10,000 6.4
15,000 9.6

Visible Algae

If algae is visible, apply the Initial Dose and vacuum the pool after 24 hours to remove dead algae. Repeat treatment if algae returns. Once algae is eliminated, resume the Maintenance Dose.

Closing Your Pool

When the swimming season is over, add one Initial Dose of this product to help control algae growth during the winter and support easier pool opening the following season.

Ingredients

Ingredients

Active Ingredients:

N‑Alkyl (60% C14, 30% C16, 5% C12, 5% C18) Dimethyl Benzyl Ammonium Chlorides: 9.96%

N‑Alkyl (60% C14, 30% C16, 5% C12, 5% C18) Methyl Benzyl Ammonium Chlorides: 0.04%

Other Ingredients: 90.00%

Total: 100.00%

Safety, Storage, and Disposal

Safety, Storage & Label Guidance

Use this product only as directed and avoid contact with eyes and skin.

Wear protective eyewear and gloves when handling.

Do not mix with other chemicals.

Store in its original, tightly closed container and keep out of reach of children.

For complete safety precautions, first aid instructions, and disposal information, always refer to the product label.

Reviews

 

Quick Pool Tips

  • Always read product label directions prior to using and use only as directed

  • Always add chemicals to pool water, never the other way around

  • Never add chemicals to pool water when people are in the pool

  • Warning symbol with a triangle and exclamation mark on a blue background

    Never mix products together

  • Always store pool products in a cool, dry location and out of direct sunlight